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Pharm test 2
n/a
281
Medical
Graduate
10/31/2011

Additional Medical Flashcards

 


 

Cards

Term
Hx of antimicrobials:
1840's: ____ discovers micro-organisms to be the cause of fermentation
1860's: ___ implements antisepsis
1877: ___ & ____ report common aerobic microorganisms that inhibit anthrax
188's: ___'s search for the "magic bullet" yields arsenic for syphillis
1927: ___ discovers penicillin
1932: ___ begins clinical trials with sulfa drugs
1941: ___ & ___ launch clinical trial w/ penicillin in UK
Definition

1840's: Louis pasteur

1860's: Joseph Lister

1877: Pasteur and Joubert1

1880's: Robert Koch

1927: Alexander Fleming

1932: Gerhard Domagk

1941: Florey and Chain

Term
Koch's Postulates:
1. ____ must be isolated from every disease it is believed to cause
2. Bacterial isolated from host w/ disease in question must be grown in _____
3. Susceptible host infected w/ bacteria must develop ____
4. Bacteria must be isolated from the experimentally infected host
Definition

1. suspect bacteria

2. pure culture

3. disease

 

Term
How do you avoid development of bacterial resistance to abx?
Definition

continue tx long enough

use abx only when necessary

use combo abx when needed

Term
plasmids
Definition

how bacteria spread abx resistance to other bacteria

 

they contain genes that can alter fxn of abx, assist in pumping abx out, or assist bacteria in degrading abx

Term
Which are bacteriostatic and which are bactericidal?

Chloramphenicol
Aminoglycosides
Beta lactam agents
Isoniazid
Clindamycin
Macrolides
Nitrofurantoin
Metronidazole
Sulfas
Tetracyclines
Quinolones
Trimethoprin
Rifampin
Vanc
Definition

Static: chloramphenicol, clindamycin, macrolides, nitrofurantoid, sulfas, tetracyclines, trimethoprin

Cidal: aminoglycosides, beta-lactams, isoniazid, metronidazole, quinolones, rifampin, vanc

 

In general, cell wall active drugs are bactericidal and protein synthesis inhibitors are bacteriostatic

Term
Stimuli and suppressors for gastric acid secretion
Definition

stimuli: gastrin, H2, ACh

Suppressors: prostaglandin, E2, I2

Term
Gastrinoma (gastrin-secreting tumor). presents w/ multiple, frequent ulcerations throughout GI tract
Definition
Zollinger-Ellison syndrome
Term
gram neg bacillus (spiral flagellate) that causes non-invasive chronic gastritis
70-75% prevalence rate in duodenal ulcers
Definition
Term
emetic control centers
Definition

chemoreceptor trigger zones in brain

vomiting center in medulla

vestibular/cerebellar afferents

cortex inputs

peripheral inputs

Term
pt experiences fullness, bloating, pain, and nausea after abd surgery. what do you treat with?
Definition

paralytic ileus --

if it's just been a day or two - wait

if longer: carbachol, bethanechol, neostigmine, metoclopramide (reglan), cisapride (propulsid)

Term
pathophysiologic hallmark of asthma is ____ brought about by the contraction of smooth muscle, vascular congestion, edema of bronchial wall and thick, tenacious sputum


Airway ___ is the key underlying process

All this leads to ____

Airway remodeling due to chronic inflammation eventually leads to _____

___ cells dominate in acute phase, ____ dominate in chronic phase
Definition

reduction in airway diameter

 

Airway inflammation

 

bronchospasm

 

decreased pulmonary fxn

 

mast cells - acute

basophils (release leukotrienes) - chronic

Term
pt has SOB. bronchial washings: increased inflammatory cells (eosinophils, basophils, macrophages, lymphocytes)
Definition
asthma
Term
___ is a common complication of inhaled glucocorticoids

tx?
Definition

thrush

 

tx: nystatin

Term
allergic rhinitis tx strategies
Definition

avoid allergens

immunotherapy - shots

prevent IgE binding to inflammatory cells

block histamine

reduce nasopharyngeal hyperemia

block/reduce inflammatory reaction

Term
chronic, gradually progressive pulmonary disorder

hallmarks: airflow obstruction, gradual alveolar dilation and fibrosis
Definition
COPD
Term
Airway obstruction predominates
Underlying cause is bronchial damage and inflammation
Asthma-like “reactive airway” contributes
Productive cough
Chronic or recurrent infections also contribute
Definition
Chronic bronchitis
Term
Dilation and destruction of terminal airways and alveoli predominate
Reduction of surface area for interaction with air
SOB is main sx
Definition
emphysema
Term
COPD tx strategy
Definition

Prevent: stop smoking (Clonidine, Buproprion)

Abx

Improve airways: beta2 agonists, glucocorticoids, leukotriene inhibitors, atrovent, spiriva

 

Term
2 main bone mass determinants
Definition

ca availability

osteoclas/blast balance

Term
3 natural bone modulators

1. increases Ca absorption from gut, enhances ca renal reabsorption
2. stimulates osteoclasts, dose-dependent bone loss or gain. hypercalcemia
3. inhibits osteoclasts
Definition

1. vit D

2. PTH

3. calcitonin

Term
2 drugs that can cause osteoporosis
Definition

heparin

glucocorticoids

Term
what dz?

women > men and earlier than men
due to falling estrogen levels
estrogen receptors in bone reduce PTH effects
Definition
osteoporosis
Term
indications for hormone replacement therapy
Definition

absent uterus

significant vasomotor flushes

low risk for CV disease

significant risk of osteoporosis

Term
When are combo abx indicated?
Definition

- broad spectrum for seriously ill

- treat polymicrobial infections

- reduce risk of infection (TB)

- lower toxicity of one agent

- synergistic - more potent

 

Term
ex of abx synergism:

1. agents that clock sequential steps in metabolic process, such as ______
2. agents that inhibit bacterial abx defenses, such as ____.
3. Agents that enhance uptake of another agent, such as ____ for ____.
Definition

1. Trimethoprin-sulfamethoxazole (bactrim)

2. Beta-lactamase inhibitors

2. Cell wall agents for aminoglycosides

Term
Ex of abx antagonism:
1. reduction of cidal activity by a static agent: ____ antagonizes ____
2. INduction of enzymatic inhibition: some agents induce enteric bacteria to produce ____
Definition

1. tetracycline antagonizes penicillin

2. beta lactamase

Term
When to use abx prophylaxis
Definition

surgery: cefazolin for c-sections, hysterectomy, and ortho surgery (staph)

 

high risk of transmission of infection: penicillin or clindamycin before dental procedures for pts w/ valves, etc, close contacts of pts w/ cholera, anthrax, palgue, meningitis

Term
3 main classifications of bacteria:
1. protists & fungi
2. "regular" bacteria - staph, strep, e.coli + atypical bacteria - mycoplasma, chlamydia, rickettsia, spirochetes, mycobacteria
3. viruses & prions
Definition

1. eukaryotes

2. prokaryotes

3. non-living pathogens

Term
What are some eubacteria?? NOT eukaryotes

2 obligate intracellular bacteria?
Definition

eubacteria: staph, strep, e. coli

 

obligate intracellular: chlamydia + rickettsia

Term
What gram classification?

1. staph, strep, enterococcus
2. bacillus anthracis, c. diphteriae, clostridium
3. N. gonorrhea, N. meningitidis
4. E. Coli, proteus, enterobacter, salmonella
5. treponema pallidum (syphilis)
6. mycobacteria
Definition

1. gram pos cocci

2. gram pos bacilli

3. gram neg cocci

4. gram neg bacilli

5. spirochetes

6. acid-fast bacili

 

Term
4 classes of abx based on what they inhibit:
Definition

1. cell wall synthesis inhibitors

2. protein synthesis inhibitors

3. Nucleic acid inhibitors

4. Folate synthesis (metabolism) inhibitors

Term
Beta Lactam Abx
Definition

1. penicillins

2. Cephalosporins

3. Carbapenems

3. Monubactams

Term
2 classes of cell wall abx
Definition

beta-lactams

1. penicillins

2. Cephalosporins

3. Carbapenems

3. Monubactams

 

others

1. vanc

2. daptomycin

3. bacitracin

Term
penicillins are synergistic w/ ____
Definition
aminoglycosides
Term
what 3 drugs are a penicillin combined with another drug that are beta-lactamase inhibitors
Definition

1. Augmentin - pencillin + clavulanic acid

2. Unasyn - ampicillin + sulbactam

3. Zosyn - piperacillin + tazobactam

Term
toxicities of penicillins
Definition

hypersensitivity: 5% - itchy rash --> angioedema,

anaphylaxis

Rash (not hypersensitivity)

Diarrhea

Nephritis

Term
Classes of penicillins

1. Pen G & V
2. methacillin, cloxacillin, nafcillin, oxacillin
3. ampicillin, amoxicillin
4. carbencillin, mezocillin, piperacillin, ticarcillin
Definition

1. natural penicillins

2. anti-staph cillins

3. extended spectrum

4. Anti-pseudomonal

 

Term
What abx is most commonly used for otitis media, UTI, and for dental prophylaxis?
Definition
amoxicillin
Term
Which abx is most potent and useful in intra-abdominal infections and in burn pts? What is a down side?
Definition

piperacillin (anti-pseudomonas)

susceptible to b-lactamase

Term
4 generations of cephalosporins - drugs and effectiveness
Definition

1. cefazolin (ancef, kefzol) - gram pos

2. more gram neg coverage

3. ceftriaxone (Rocephin) - more gram neg + ability to cross BBB

4. Cefepime - better b-lactamase resistance, better for staph

 

Term
___ have a 5-15% cross-reactivity with penicillins (if you're allergic to pens, the chance you'll be allergic to these too)
Definition
cephalosporins
Term
2 side effects of cephalosporins
Definition

1. disulfiram-like effect: if you drink alcohol w/ it, you'll get sick

2. Bleeding due to vit K action

Term
what class of drugs?
- pen/ceph allergy cross reaction
- braod spectrum coverage
- parenteral only
- expensive
- may cause: seizures, nausea, diarrhea

ex?
Definition
carbapenems - imipenem, meropenem
Term
what class of drugs?
- low allergy reaction - safe to use in ceph/pen allergy
- ineffective against gram pos
- mostly used against enterobacter

ex?
Definition
monobactams
Term
What drug?
- "Ace in the hole"
- IV or oral
- synergistic w/ aminoglycosides
- effective against enterococcus, resistant staph/strep, c. diff
- nephro and ototoxic
- Side effect: Red man syndrome - flushing due to histamine release
Definition
vancomycin
Term
What drug?
- gram pos coverage only
- works on resistant staph/strep, enterococcus
- Not useful for pneumonia - inactivated by surfactant
- Cannot be used wtih statins -- Rhabdomyolysis
Definition
daptomycin
Term
explosive bloody diarrhea that can be life threatening
- occurs after use of broad spectrum abx
- therapy: supportive, vanc or metronidazole
Definition
Pseudomembranous colitis (C. Diff)
Term
3 protein synthesis inhbitors
Definition

tetracyclines

aminoglycosides

macrolides

Term
Protein synthesis inhibitor that is a broad spectrum static agent, limited to gram neg organisms (chlamydia, mycoplasma, acne, protozoa)

anti-inflammatory action
oral absorption reduced w/ food

side effects?
contraindications?
Definition


tetracyclines


photosynsitivity

Contraindicated: pregnancy and kids









Term
IV only glycylcycline (type of TCN) that is used for resistant staph/strep
Definition
tigecycline
Term
bacteriocidal agents that are protein synthesis inhibitors
- widely used in serious gram neg infections.. some gram pos coverage
- all parenteral
- synergistic with loop diuretics

side effects?
drugs?
Definition

aminoglycosides

 

ototoxic, nephrotoxic

amikacin, gentamycin, tobramycin

 

Term
Protein synthesis inhibitor w/ good gram pos coverage
gram neg: chlamydia, legionella, mycoplasma, treponema, helicobacter, diphtheria

SAFE IN PREGNANCY AND PEDS

lots of drug interactions (CYP450)

side effects?
drugs?
Definition

macrolides

GI upset, ototoxic

 

erythromycin

azithromycin

clarithromycin

telithromycin

clindamycin

Term
broad spectrum protein synthesis inhibitor (a TCN). especially good against anaerobes.
- known to cause C. diff
Definition
clindamycin
Term
broad spectrum tetracycline that's only used as a backup. can cause bone marrow suppression and gray baby syndrome
Definition
chloramphenicol
Term
tetracycline used for vancomycin resistance
Definition
linezolid
Term
IV only drugs used for vanc resistance
can cause arthralgia, myalgia, and hyperbilirubinemia
Definition
quinupristin & dalfopristin
Term
4 generations of nucleic acid inhibitors:

1. for E. coli UTI only
2. expanded gram neg coverage. better tolerated but can damage growing cartilage, ligaments, and connective tissue -- tendon damage/rupture. therefore contraindicated in kids and pregnancy. exs?
3. better gram + coverage than 2nd gen. ex?
4. not good against atypical organisms but better gram + and anaerobic coverage. ex?
Definition

1. quinolones

2. fluoroquinolones - norfloxicin, ciprofloxacin

3. lomefloxacin, levofloxacin

4. moxifloxacin

Term
2nd gen nucleic acid inhibitors:
1. good for UTI and prostatitis
2. good for gonorrhea & anthrax
Definition

1. norfloxacin

2. cipro

Term
4th generation nucleic acid inhibitor reserved for multiple drug resistance organisms
Definition
moxifloxacin
Term
folate synthesis inhibitors that are contraindicated in pregnancy and newborns due to risk of kernicterus.
- cannot be combined w/ other abx

1. p-aminobenzoic acid (PABA)
2. systemic agents: ____
3. used for IBD
4. topical agents
5. uti agents
Definition

sulfonamides

2. sulfa's (sulfamethoxazole)

3. sulfasalazine

4. silver sulfadiazine, mafenide

5. trimethoprim, sulfisoxazole

Term
sulfonamide most commonly used for UTI or penumocystis
- urticaria in allergic reactions
- hemolytic anemia w/ G6PD deficiency
- can cause aplastic anemia
Definition
co-trimoxazole (trimethoprim + sulfamethoxazole) AKA Bactrim
Term
triple drug treatment for leprosy
Definition
dapson, clofazimine, rifampin
Term
1st Line TB Tx
1. use caution in liver/renal failure
- peripheral neuritis (B6 deficiency), hepatitis, drug interactions
2. CYP 450 induction w/ oral contraceptives. cannot be combined w/ pyrazinamide due to liver toxicity
Definition

isoniazid

rifampin

Term
2nd line TB tx (3)
Definition

aminoglycosides

fluoroquinolones

macrolides

Term
special precautions for ____:
contraindicated in pregnancy and kids
dental enamel dysplasia and discoloration
growth inhibition & bone deformity
photosensitivity
Definition
tetracyclines
Term
miscellaneous abx that converts to formaldehyde in urine to kill bacteria. used in uncomplicated cystitis. contraindications?
Definition
methenamine
contraindications: hepatic & renal insufficiency. w/ sulfa drugs, upper UTI
Term
miscellaneous abx w/ limited spectrum of action that turns urine brown and can occasionally cause penumonitis, pulm fibrosis, and peripheral neuritis
Definition
nitrofurantoin
Term
analgesic for uti
can turn urine orange/red
methemoglobinemia in high doses
Definition
phenazopyridine (pyridium)
Term
drug useful against leprosy and pneumocystis
adverse effects: hemolysis (esp G6PD def) and peripheral neuropathy
Definition
dapsone
Term
what class of drugs?
clotrimazole (lotrimin)
miconazole (monistat)
econazole (spectazole)
nystatin (mycostatin)
griseofulvin (grifulvin)
butoconazole
terbeinfine (lamisil)
terconazole (terazol)
Definition
superficial anti-fungals
Term
3 most common systemic/subcu antifungals
Definition

amphotericin B

fluconazole (diflucan)

ketoconazole

Term
fungal cell wall inhibitor w/ IV route administration only
Definition
echinocandins
Term
potent, broad spectrum fungicide. IV administration
low therapeutic index: fever, chills, hypotensive crisis, anemia, thrombophlebitis
Definition
amphotericin B
Term
systemic antifungal w/ no endocrine side effects and least CYP450 impact
- good CNS penetration - 1st choice for meningitis
- oral or IV
- GYN use: single dose for vaginitis if cream doesn't work
- rare hepatic tox
Definition
fluconazole (diflucan)
Term
1st choice for cryptococcal meningitis
Definition
fluconazole
Term
antifungal that is synergistic with amphotericin B -- therefore don't have to give as much amphotericin and can limit toxicity

only effective against cryptococcus and candida
Definition
flucytosine
Term
broad spectrum antifungal best used for histoplasmosis
coca-cola improves absoprtion
- anti-steroidal properties: ED, libido drop, period problems
- strong CYP450 inhibitor
- gonadal and adrenal steroid inhibitor
- can NOT be given w/ amphotericin B
Definition
ketoconazole
Term
new azole used in candida septicemia & invasive aspergillosis

side effects: visual changes
Definition
voriconazole
Term
oral antifungal used for superficial infections when topical agents fail

potentiates ethanol
Definition
griseofulvin
Term
used as "swish and swallow" for oral candida infections
Definition
nystatin (mycostatin)
Term
dopamine balance: too much = ____, too little = ____
Definition

too much: psychosis

too little: parkinson's

Term
strong inhibitory neurotransmitter
Definition
GABA
Term
what neurotransmitter?
controls visceral functions like sleep, temp, appetite, and neuroendocrine. thus when used as a drug, it has those side effects.
Definition
serotonin
Term
1. suppression of responsiveness to a constant level of stimulation or reduction of anxiety
2. increase in drowsiness leading to initiation of natural sleep. a sedative w/ a short sleep latency interval
Definition

1. sedative

2. hypnotic

Term
properties of the ideal hypnotic?
Definition

induces normal sleep pattern

minimal interference w/ sleep levels

minimal rebound, tolerance, & dependence

Term
adverse effects of sedatives
Definition

- raise convulsion threshold

- muscle relaxant

- sedation

- tolerance

- physical & psych dependence --> VERY common

- overdose potential

- reduced cognition, control of impulses

- euphoria

- confusion

- ataxia

Term
why is tolerance common in sedatives?
Definition

main reason: reduction in gaba receptor concentration

also enzyme induction

Term
which sedatives have highest risk of dependence?

what can greatly increase risk of overdose
Definition

barbiturates

alcohol

Term
4 classes of sedatives & hypnotics
Definition

benzos

barbiturates

antihistamines

ehtanol

Term
what classes of barbiturates?

1. phenobarbital (luminal)
2. thipental
3. pentobarbital, amobarbital, secobarbital
Definition

1. long acting (1-3 days)

2. ultra-short acting (3-8 hours)

3. short acting (10-20 hours)

Term
3 types of GABA receptors:
1. mediates anti-anxiety
2. mediates myorelaxant
3. mediates anticonvulsion
Definition

1. gamma-2

2. alpha-2

3. alpha-1

Term
benzodiazapines act on ___ receptors.

1. _____:
flurazepam, temazepam, triazolma

2. ____:
alprazolam (xanax), lorazepam (ativan), diazepam (valium), clonazepam (klonopin)
Definition

GABA

1. hypnotics

2. sedatives

Term
benzo antagonist that is parenteral only
- rapid but short action
- dizziness and nausea can occur
Definition
flumazenil (romazicon)
Term
hydroxyzine & buspirone
Definition

anxiolytic anti-histamines

 

these are the safest sedatives

Term
3 safest hypnotics
Definition

non-benzos:

eszopiclose (lunesta)

zaleplon (sonata)

zolpidem (ambien)

Term
5 cns stimulants
Definition

methylxanthines

nicotine

cocaine

amphetamine

modafinil

Term
ex of methylxanthines?
Definition

caffeine

theophylline

theobromine - in chocolate

Term
stimulant that improves alertness, attention, and reflexes at low dose but creates hypotension & resp paralysis at high dose

addiction potential > heroin
Definition
nicotine
Term
stimulant with local anesthetic properties, increases arousal and sense of well being

accentuates NE
depletes dopamine

highly addicting
fatal arrhythmias
MI, coronary vasospasm
lowered seizure threshold
Definition
cocaine
Term
stimulant that produces catecholamine effects & inhibits MAO
- increases alertness, concentration, and sense of well-being but does not enhance performance
- used for add and narcolepsy

highly addictive, may produce paranoid psychosis
- insomnia, dizziness, anorexia
- increased HR and contractility

ex?
Definition

amphetamines

 

- dextroamphetamine - adderall

- methamphetamine - speed

- methylphenidate - ritalin

Term
non-amphetamine stimulant/analeptic
- less euphoria
- less potential for abuse (class IV)
- indications: narcolepsy, somnolence due to sleep apnea, work shift related somnolence
Definition
modafinil
Term
3 commonalities of all stimulants
Definition

1. all are addictive

2. all have withdrawal sx

3. all are commonly used/abused

Term
types of depression:
1. normal reaction to tragedy/loss
- becomes abnormal >6 weeks
2. genetic component
- probable neurotransmitter imbalance - serotonin/NE
3. alternating periods of mania and depression
Definition

1. reactive (secondary)

2. endogenous

3. bipolar

Term
drug to stop and then prevent the manic phase of bipolar disorder
- uses IP3 as 2nd messenger
- nonsedating and noneuphoric
- narrow therapeutic index

adverse effects:
tremor, ataxia, confusion, convulsion
CYP450 - check other drugs before adding this

other options?
Definition

lithium carbonate/lithium salts

 

alternatives: carbamazepine, valproic acid

Term
enzyme present in nerves, gut, and liver that inactivates adrenergic drugs, NE, dopamine, and tyramine

has 2 isoforms:
A - degrades NE and tyramine
B - degrades dopamine
Definition
MAO
Term
naturally occurring adrenergic agonist present in many foods
normally metabolized by MAO

what can happen if not degraded?
Definition

tyramine

tyrmaine crisis: HTN, tachy, arrhythmia, CVA

Term
Antidepressant group including Isocarboxizid (marplan), phenelizine (Nardil), tranylcypromine (parnate)

initial phase: stimulant
2-6 weeks: antidepressant

adverse effects: tyramine crisis (with certain foods), anticholinergic (blurred vision, dry mouth, urinary retention, constipation, overdose potential
Definition
MAOIs
Term
side effects of what class of antidepressant?

anticholinergic, antialpha adrenergic (orthostatic hypotension, reflex tachy)

all are capable of lethal overdose
Definition
TCA
Term
2 common 1st gen TCAs
Definition

1st: imipramine (tofranil)

amitriptyline (elavil)

Term
indications for SSRIs
Definition

depression

eating disorders (bulimia/anorexia)

OCD

panic attacks

PMS

Term
popular SSRIs
much safer than MAOIs and TCAs
Definition

fluoxitine (prozac)

Paroxetine (paxil)

Sertraline (zoloft)

Escitalopram (lexapro)

Citalopram (Celexa)

Term
ssri side effects
Definition

sexual dysfunction

changes in appetite/weight gain

suicide risk iin teens

 

Term
what group of antidepressants?
- may be effective when ssri's aren't
- effective against neuropathic pain
- hard to overdose

include venlafaxine (effexor) and duloxetine (cymbalta)
Definition
SNRIs
Term
2 special niches for atypical antidepressants
Definition

nicotine withdrawal

neuropathy

Term
what psychotropic drugs are approved for use in pregnancy?
Definition
none
Term
disorder characterized by delusions, hallucinations, and abnormal cognition

most commonly, schizophrenia

most common tx: blocking dopamine receptors
Definition
psychosis
Term
high potency dopamine blockers create ___ side effects, low potency create ___ side effects
Definition

high: extrapyramidal

low: anticholinergic (hypotension, autonomic, sedation)

Term
Antipsychotic drug that has some dopamine blocking effects and some serotonin inhibiton

creates less extrapyramidal and anticholinergic side effects

major problems: metabolic - weight gain, T2DM, hypercholesterolemia, CV disease
Definition
atypical antipscyhotics
Term
ex of what drug class?

phenothiazines:
aliphatic: chlorpromazine (thorazine)

butyronphenones: Haloperidol (HALDOL)

thioxanthenes (Navane)
Definition
first gen  antipsychotics
Term
what drug class?
olanzepine (zyprexa)
risperidone (risperdal)
clozapine (clozaril)
Definition
atypical antipsychotics
Term
antipsychotic drug side effects
Definition

extrapyramidal: parkinsonian, tardive dyskinesia

antimuscarinic: dry mouth, blurred vision, constipation, urinary retention

Alpha adrenergic: orthostatic hypotension, ejaculatory dysfunction

dopamine inhibition: hyperprolactinemia, galactorrhea, gynecomastia

Term
life threatening muscle rigidity eading to hyperthermia due to increased sensitivity to extrapyramidal effects of antipsychotics
Definition
neuroleptic malignant syndrome
Term
status epilepticus is a seizure lasting > __ min
Definition
5
Term
anti-seziure drug that is common initial choice for adults
- stabilizes neuronal membranes to restrict ion flow
- oral and IV preps
- 24 hr half life = once a day dosing

side effects: nausea, gingival hyperplasia, coarsening of facial features, megaloblastic anemia, nystagmus, ataxia, diplopia, agranulocytosis
Definition
phenytoin (dilantin)
Term
cleft lip and palate
facial abnormalities
heart anomalies
mental retardation/microcephaly

after pregnant woman takes dilantin
Definition
 fetal hydantoin syndrome
Term
anti-seizure drug thtat stabilizes neuronal membranes
-tricyclic derivative
- most efficacious for partial seizures
- hepatic toxicity - must monitor enzymes
- drug interactions (erythromycin, cimetidine, diltiazem, INH, sulfa)
Definition
cabamazepine (tegretol)
Term
carbamazepine derivative that has less side effects
Definition
oxcarbazepine (trileptal)
Term
barbituate anti-seizure med used in peds
causes kernicterus if used in pregnancy
side effects: sedation, anticholinergic
Definition
phenobarb
Term
what seizures are each used for?

1. topiramate (topamax)
2. tiagabine (gabitril)
3. gabapentin (neurontin)
4. ethosuximide (zarontin)
5. Lamotrigine (Lamictal)
6. valproic acid
7. clonazepam (Klonopin)
Definition

1. general & partial -- reduces BCP effectiveness

2. partial

3. partial

4. absence

5. adjunct - severe dermatitis

6. absence & myoclonic

7. absence

Term
anti-seizure GABA analog similar to gabapentin
- also used for neuropathy and fibromyalgia
- schedule V drug due to potential for abuse
Definition
pregabalin (lyrica)
Term
2 seizures meds to avoid in 1st trimester
Definition

trimethadione

valproic acid

Term
indications for opiate use
Definition

analgesia - acute severe pain, NOT chronic

acute pulmonary edema

cough suppression

diarrhea

Term
DEA drug schedule:

I. high abuse potential. no medical use.
II. high abuse potential. medical indications
III. less abuse potential. medical indications
IV. low abuse potential. medical indications
V. low abuse potential. medical indications
Definition

I. heroin, LSD, marijuana

II. morphine, cocaine, oxycodone, opium, amphetamines

III. hydrocodone, codeine, anabolic steroids, marinol

IV. benzos, phenobarb, modafinil

V. small amts of opium/codeine, pregabalin

Term
Strong opioid agonists
Definition

morphine

meperidine (demerol)

Hydromorphone (Dilaudid)

Oxymorphone

Methadone

Diacetylmorphine (heroin)

fentanyl

Term
embeda
Definition
morphine capsule w/ inner core of naltrexone (an antagonist) --> made so it can only be swallowed, not snorted or shot
Term
strong opioid agonist w/ antimuscarinic effects (tachy)
- lowered seizure threshold
- neg inotropic effects
- < nausea than morphine
- less neonatal depression
Definition
merpidine (demerol)
Term
potent opioid agonist that is better for chronic, difficult to treat pain
- slower tolerance and dependence
- good for treating opioid addiction --> heroin addicts
Definition
methadone
Term
buprenorphine
Definition
partial opioid agonist known as the "professional man's methadone"
Term
oxycodone + ASA
Hydrocodone + acetaminophine or ibuprofen
codeine
Definition
moderate opioid agonists
Term
which tylenol + codeine preparation is most common?
Definition
tylenol 3 - 30 mg codeine
Term
how do mixed partial opioid agonists work?

Pentazocine (Talwin), nalbuphine (Nubain), buprenorphine (Buprenex), butorphanol (Stadol), dezocine (Dalgan
Definition

agonists when used along

antagonists when used w/ other opioids

Term
**opiate side effects
Definition

sedation & resp depression

increased ICP - r/o head trauma before use

dysphoria

hallucinations

n/v

constipation

urinary retention

itching

urticaria

Term
important opioid drug interaction?
Definition
MAOIs
Term
**what happens when you give an opioid to a pt w/ biliary colic?
Definition

worsens pain initially

transient elevation in amylase and lipase --> mimics pancreatitis

Term
you find a pt comatose due to opiate overdose... what do you treat them with?
Definition

naloxone (narcan)

nalmefen (revex)

naltrexone (revia)

Term
non-narcotic analgesic that is a synthetic opioid agonist due to it's weak mu receptor agonism
also a weak NE and serotonin reuptake inhibitor so its useful in neuropathic pain

lowers seizure threshold
Definition
tramadol
Term
an opiate that is used as anti-diarrheal agent
Definition
loperamide (imodium)
Term
** summary of opiate cautions (6) **
Definition

1. increased ICP

2. increased biliary pressure

3. tolerance

4. dependance & withdrawal

5. nausea & constipation

6. avoid mixing agonists w/ partial agonists

Term
loss of dopaminergic neurons in substantia nigra, reduced dopamine/ACh ratio in neostriatum
Definition
parkinson's
Term
2 drugs that can induce parkinsonism
Definition
phenathiazines, haloperidol
Term
1st choice in parkinson's tx
- increaes dopamine in substantia nigra
- works best in early disase

adverse effects: anorexia, nausea, tachy, arrhythmias, browl saliva/urine, hallucinations, dyskinesia
Definition
levodopa/carbidopa
Term
what happens if you give levodopa w/o carbidopa?
Definition
levodopa won't be effective bc it will be broken down before it can be converted to dopamine in the brain
Term
Pramipexole (mirapex)
Ropinrole (Requip)
Definition
2 non-ergot dopamine agonists for parkinson's tx
Term
dopaminergic side effects
Definition

orthostatic hypotension

nausea

hallucinations/confusion

vasospasm

peptic ulcer

Term
2 anticholinergic parkinson's drug that change the dopamine/ach ratio
- adverse effects: blurred vision, urinary retention, mydriasis

contraindications: glaucoma, BPH
Definition

benztropine (cogentin)

Trihexyphenidyl (artane)

Term
selective MAO-B inhibitor that results in elevated doapamine levels to tx parkinsons
enhances effects of levodopa/carbidopa
low risk of HTN crisis
Definition
selegiline (eldepryl)
Term
antiviral agent used in parkinson's tx to reduce bradykinesia by increasing dopamine production from surviving neurons
Definition
amantadine
Term
COMT inhibitor used for "on-off" parkinson's to reduce levodopa degredation

danger: fulminating hepatic necrosis
Definition
tolcapone (tasmar)
Term
Common neurologic disorder
About 350,000 Americans
Women outnumber men by 2:1

Most commonly begins in the 20-40 y/o age range

Characterized by areas of demyelination in the CNS
Inflammatory damage (probably autoimmune)
Followed by gliosis (scarring)
These lesion vary in time and location
Definition
MS
Term
sx of what disease?
Limb weakness, numbness or tingling
Spastic paraparesis of various muscle groups
Optic neuritis (vision loss)
Diplopia (double vision)
Loss of control of bladder or rectal sphincters
Vertigo
Definition
MS
Term
Gold standard MS tx?

other tx?
Definition

gold standard: Interferon

other:

corticosteroids

IVIG

methotrexate, alemtuzumab

 

Term
Avonex and Betaseron

toxicity
Definition

Interferon B-1a and B-1b tx used to tx MS

 

tox: neuropsychiatric

Term
** most common cause of dementia in elderly
Definition
Alzheimers
Term
drug class with some evidence for diminished CNS cholinergic activity in AD

includes donepazil (aricept), galantamine (razadyne), rivastigmine (exelon)
Definition
AChE inhibitors
Term
what drug class?

Activated by glutamate (neurotransmitter) action
Excess glutamate activity may be part of Alzheimer pathophysiology
Memantine (Namenda, Auxera, Ebixa)
Effectiveness:
Moderate reduction of rate of progression
Small + effects on cognition
Side effects:
Confusion, dizziness, insomnia, agitation
Some of these side effects are actually sx of alzheimer’s itself
Definition
NMDA antagonists
Term
___ actions:

Inhibits Catabolic Actions
- Inhibits glycogen breakdown
- Inhibits amino acids & fatty acid breakdown into ketones
Anabolic Actions
- Promotes glycogen production & storage
- Promotes triglyceride synthesis
Effect on Muscle
- Promotes protein synthesis, glucose transport, glycogen storage
Effect on Adipose Tissue
- Increased triglyceride storage
- Most efficient energy storage form
Definition
insulin
Term
Accumulation of (acetoacetate, B-hydroxybutyrate)
Significant Hyperglycemia (300-600 mg/dl)
Falling Arterial ph: (6.8 – 7.3)
Tachycardia, dehydration, shortness of breath, lethargy to coma
Fatal if not corrected
Definition
ketoacidosis
Term
Humulin, Lente Humulin, NPH Humulin
Novolin, Novolog, Velosulin
Definition

 

oRecombinant DNA Insulin

 

Term
Analog of amylin (islet amyloid pancreatic peptide)

Adjunct to increase satiety, reduce post meal glucagon secretion
Definition
Pramlintide (Symlin)
Term
Mode of Action
- Bind to islet receptor
- Causes stored insulin to be released
Duration of Action: 6-60 hours
Hepatic & Renal Excretion
- Avoid use in hepatic or renal failaure
Increase Deaths from CV Disease?


CONTRAINDICATED IN PREGNANCY
Definition
First Generation Sulfonylurias
Term
Fewer Side Effects than 1st Generation
May Work in Patients Where 1st Generation Drugs Have Failed
Avoid Use in Elderly and Those with CVD
Still had some issues with hypoglycemia
3 Preparations:
Glipizide (Glucotrol)
Glyburide (Micronase, DiaBeta)
Glimepiride (Amaryl)
Definition
2nd gen sulfonylurias
Term
caution for all sulfonylurias in DM?
Definition
hepatic or renal insufficiency
Term
Some Overlap with Sulfonylurea Receptor
Fast Onset, Short Duration = Low hypoglycemic concerns
Hepatic Excretion
Preparations:
Repaglinide (Prandin)
Nateglinide (Starlix)
Tid Before Meals


caution?
Definition

meglitinides

 

beware of CYP3A4 inhibitors - macrolides and fluconazole

Term
3 ways to reduce insulin resistance
Definition

weight loss and exercise

Biguanides (metformin)

Thiazolidinediones "glitazones"

Term
Drug of choice for T2DM that reduces gluconeogenesis to reduce insulin resistance

side effects?
contraindications
Definition

biguanides - metformin

 

GI side effects: n/d, bloating

lactic acidosis possible

contraindications: liver, heart, renal dz

Term
Enhanced Tissue Sensitivity to Insulin
Mode of action includes gene regulation
-Slow onset of action
Improves Lipid Profiles
May help with weight loss
Can Be Hepatotoxic
Monotherapy or in combination with:
-Sulfonylureas
-Metformin
Definition
glitazones (thiazolidinediones)
Term
substances secreted by L cell in intestine
decreases glucagon secretion
increases insulin secretion
may help preserve beta cells

how is this action potentiated in DM tx?
Definition

GLP-1 (glucagon-like peptide 1)

 

give GLP-1 analogs

give DPP-4 (breaks down GLP-1) inhibitors

Term
1. exenatide (byetta)
2. liraglutide (victoza)
3. sitagliptin (januvia)
Definition

1 & 2 - glp-1 analogs

3 - DPP4 inhibitor

Term
Reduce Starch and Disaccharide Absortion
By Competitive Inhibition
Take Before Meals
Main Side Effects: Flatulence, Diarrhea, Bloating/Abdominal Pain
Due to higher glucose concentrations in lower intestine which may facilitate bacterial colonization, which produce gas
Monotherapy Rarely, Adjunct Commonly
Definition

alpha-glucosidase inhibitors

--> reduce glucose absorption frm GI tract

 

acarbose (precose)

miglitol (glyset)

Term
4 sites in parietal cells that can be blocked/stimulated to prevent gastric acid secretion
Definition

1. cholinergic receptors - blocked

2. H2 receptors - blocked

3. prostaglandin receptors - stimulated

4. proton pump - inhibited

Term
eradicating ____ to reduce peptic ulcers requires 2 weeks of multi-drug tx with at least PPI and abx
Definition
h. pylori
Term
What class?
how long to action?
side effects?
rate potency

Cimetidine (Tagamet)
Ranitidine (Zantac)
Famotidine (Pepcid)
Nazatidine (Axid)
Definition

H2 antagonists

famotidine > nizatidine > ranitidine > cimetidine

 

45 min

 

anti-adrogen effects

ihibits CYP450 (just zantac & cimetidine)

HA

dizziness

myalgia

diarrhea

Term
Most powerful HCl secretion suppressors
>60% reduction of acid secretion
90% of nocturnal secretion
30-40% of stimulated secretion
Short term indications:
Erosive esophagitis
Acute peptic ulcer
Long term indications:
Z-E Syndrome
Refractory GERD

onset?
side effects?
Definition

PPI

1-2 hours onset

 

SE: omeprazole decreases effectiveness of clopidogrel

Term
Prostaglandin agonist
FDA indication: preventing mucosal injury due to NSAIDs
CONTRAINDICATED IN PREGNANCY
Can trigger first trimester abortion
Side effects:
Diarrhea (dose related)
Nausea
Abdominal pain (cramps)
Definition
Term
what happens when you give calcium carbonate tabs for PUD?
Definition
bloating, flatulence, cramping
Term
Magnesium tablets cause diarrhea
Aluminum tablets cuase constipation

how do you solve this to tx PUD?
Definition
combine them -- maalox, mylanta
Term
contraindications for antacid use
Definition

renal failure

 

Term
sodium bicarb for PUD?
Definition
baking soda
Term
Effectiveness:
Forms protective gel with gastric mucin
Barrier protection
Enhances prostaglandin production

Take on empty stomach 1 hour before meal

Side effects:
Consitipation
Reduced absorption of other drugs
Avoid use in renal failure (aluminum)
Definition
sucralfate (carafate)
Term
Effectiveness:
Anti-microbial action
Used as part of helicobacter regimen
Decreased Pepsin activity
Increase mucosal secretion (mucin)
Promotes ulcer healing
Clays in Pepto-Bismol may also contribute

Side effects:
Constipation
Black stools
Definition
bismuth
Term
what laxative?
Castor oil, emodin (senna, aloe,cascara), bisacodyl, phenolphthalein

Action in 6-8 hours
Take at bedtime


concern?
Definition

irritants/stimulants

 

atonic colon w/ prolonged use

Term
what laxative?

what use?

Colloids
Agar, methylcellulose, bran, psyllium
Water retention, intestinal distention

Saline cathartics
Magnesium (sulfate,citrate,hydroxide), polyethylene glycol (Golytely, Colyte), Lactulose, glycerin, Mannitol
Same mechanism of action
Definition

bulking agents

 

most commonly used as bowel prep

Term
Diphenoxylate (Lomotil)
LOPERAMIDE (IMODIUM)
Both are opiate analogs (meperidine)
Anti-acetylcholine effects
Dry mouth, sedation

Side effects:
Drowsiness, cramps, dizziness
Avoid use in adults with severe colitis
UC, Crohn’s disease
TOXIC MEGACOLON IN KIDS
Definition
anti-motility agents
Term
what kind of drugs?

Phenothiazines:
Prochlorperazine (Compazine)

Substituted Benzamides:
Metoclopramide (Reglan)

Butyrophenones:
-Domperidone
-Droperidol (Inapsine)
-Haloperidol (Haldol)

Benzodiazepines:
- Alprazolam (Xanax)
- Lorazepam (Ativan)

Corticosteroids:
- Dexamethasone (Decadron)
- Methylprenisolone (Medrol)

Cannabinoid Receptor Agonist (marijuana):
- Dronabinol (Marinol)

Serotonin Receptor Blockers:
- Granisetron (Kytril)
- Ondansetron (Zofran)
Definition
anti-emetics
Term
most anti-emetics block waht neurotransmittera?

thus, they'll have what side effects?
Definition

dopamine or serotonin

 

 

Dopamine:
Sedation

 

Diarrhea

 

Extrapyramidal symptoms

 

Hypotension

 

Hyperprolactinemia (galactorrhea, gonadal suppression)

 

Only with prolonged use

Serotonin:
Expensive
Diarrhea/constipation
Headache
Dizziness
Mild EKG changes
Prolonged QT interval = increased risk of ventricular arrhythmias
Esp. with dolasetron

 

Term
What drug class?

Ondanestron (Zofran)
Dolasetron (Anzemet)
Granisetron (Kytril)
Palonosetron (Aloxi)
Definition
serotonin receptor blockers for anti-emetic
Term
most potent and least potent anti-emetics
Definition

most: serotonin antagonist, sub benzamide, phenothiazine

 

least: antihistamine, anticholinergic, benzos

Term
what are two conditions that may require a prokinetic agent?
Definition

paralytic ileus

diabetic gastroparesis

Term
Carbachol
Bethanechol
Neostigmine
Metoclopramide (Reglan) (dopamine antagonist)
cisapride (propulsid)
ondansetron (zofran)
tagaserod (zelnorm, zelmac)
motilin-like agents (macrolides abx)
Definition
prokinetics -- for paralytic ileus or diabetic gastroparesis
Term
utility and adverse effects of Beta-2 agonists
Definition

utility: bronchodilation

adverse effects: hyperglycemia, hypotension, dizziness, tachy (beta-1)

Term
what kind of drug?

albuterol (proventil, ventolin)
metaproterenol (alupent)
terbutaline (Brethin, bricanyl)
Pirbuterol (maxair)
Levalbuterol (xopenex)
Definition
short acting beta-2 agonists
Term
what kind of drug? duration? utility?

salmeterol (servent)
Bitoleterol (tornalate)
Definition

long acting beta-2 agonists

12+ hr

prevent recurrent attacks

Term
what kidn of drug?
beclomethasone (beconase)
tramcinolone (Azmacort)
Budesonide (Pulmicort)
Fluticasone (Flovent)
Definition
inhaled glucocorticoids
Term
potential glucocorticoid risks:

1. at >1,600 ug/day
2. at >500 mcg/day
3. at >1,000 mcg/day
Definition

1. adrenal-pituitary suppression

2. bone loss

3. hyperglycemia

Term
What is fluticasone + selmeterol?
Mometasone + formoterol?
Budesonide + formoterol?
Definition

Fluticasone + selmeterol = advair diskus

mometasone + formoterol = Dulera

Budesonide + formoterol = Symbicort

- combined long acting B-2 and glucocorticoid

good for prevention

Term
Leukotrienes and asthma

montelukast?
Definition

elevated leukotrienes are counterproductive to asthma

 

montelukast = singular

- leukotriene receptor antagonist

- liver toxicity

Term
first line tx in mild-moderate asthma
anti-inflammatory tthat inhibits allergic bronchospasm
no intrinsic bronchodilating properties
Useful only in prophylaxis - takes 2-3 mos to work
1/10K allergic rxn

Also used in allergic rhinitis to prevent IgE activation - must be given a few months before expected allergen exposure
Definition
Cromolyn (intal) & Nedocromil (Tilade)
Term
Bronchodilator that is a phosphodiesterase (second messenger) inhbitor
- formerly first line, now third line
- used in peds in place of glucocorticoids to avoid growth impairment
- used in adults for nocturnal asthma
Definition
theophylline
Term
1. Anticholinergic to decrease airway secretions
2. MAB anti-IgE to prevent allergen-IgE binding
Definition

1. ipratroprium bromide (Atrovent)

2. Omalizumab (Xolair)

Term
Emergency asthma tx
Definition

1. short acting beta-2

2. Epi subcu

3. Oral glucocorticoids 5-10 days

 

Term
asthma and pregnancy
Definition

No drugs are contraindicated

make sure asthma is well controlled

 

non-selective beta agonists like epinephrine may cause uterine vasoconstriction

Term
1st vs. 2nd generation H1 blockers
Definition

1st gen: Benadryl - effective but short half life and drowsiness

2nd gen: preferred - Loratadine (Claritin) and Cetirizine (Zertec) - don't cross BBB

Term
Drug used to treat allergic rhinitis by causing nasopharyngeal vasoconstriction (alpha blocker)
- has reactive hyperemia after 2-3 days of use
Definition
Oxymetrazoline (afrin)
Term
Fluticasone (flonase)
Triamcnolone (nasocort)
Mometasone (Nasonex)
Definition

nasal glucocorticoids

used to reduce inflammation in allergic rhinitis

Term
combo tx of choice for allergic rhinitis
Definition

1. inhaled glucocorticoid - preventative

2. Cromolyn/nedocromil to keep glucocorticoid use low

3. 2nd gen antihistamine

Term
Airway obstruction predominates
Underlying cause is bronchial damage and inflammation
Asthma-like “reactive airway” contributes
Productive cough
Chronic or recurrent infections also contribute
Definition
Chronic bronchitis
Term
COPD tx strategy
Definition

1. PREVENT - stop smoking

2. IMPROVE - abx to control infection, bronchodilators/glucocorticoids/leukotriene inhibitors to improve airways

3. SUPPORT - O2

Term
osteoclasts v osteoblasts
Definition

clasts: break down bone

blasts: calcify bone

Term
SERM used to treat osteoporosis
increases vasomotor flushes
may reduce risk of breast cancer
Definition
rolaxifene (evista)
Term
drug group that blocks bone reabsorption (osteoclast inhibition)
increases bone mass
reduces plasma ca levels

indicated for osteoporosis, paget's, metastatic bone dz

side effects; GI upset, nausea, esophageal irritation (take w/ full glass of water, remain upright), OSTEONECROSIS OF JAW

include: alendronate (fosamax) and Risedronate (actonel) -- all end in "nate"
Definition
bisphosphonates
Term
fluoride and osteoporosis
Definition
not approved - does not help, only hurts
Term
drug used in "difficult to treat" osteoporosis
useful adjunct for tx of hypercalcemia
increases bone density
reduces spine fx rate but NOT hip
Definition
calcitonin
Term
Vit D analogs all end in -ol
Definition
Term
which has the greatest potnetial for physical dependence?

nicotine, cocaine, cannabis, amphetamines
Definition
nicotine
Term
which benzo is useful in terminating frequent or prolonged seizures (status)?

alprazalam
temazepam
triazolam
diazepam
Definition
diazepam
Term
which of the following is an anget of choice in treating panic disorder?

ramelteon
hydroxyzine
lorazepam
alprazolam
Definition
alprazolam
Term
which antidepressant can result in seizures when taken at high doses?

amitriptyline
buproprion
trazadone
all
Definition
buprorpion
Term
which drug can reverse DI that can result from lithium tx?

insulin
phenelzine
amiloride
alprazolam
Definition
amiloride
Term
which is a typical neuroleptic drug w/ high potency?

thiothixene
clozapine
chlorpromazine
ziprasidone
Definition
thiothixene
Term
which has significant serotonin receptor blocking activity?

risperidone
chlorpromazine
haloperidol
Definition
risperidone
Term
which antiepileptic has 100% renal elimination?

oxcarbazepine
pregabalin
tiagabine
topiramate
Definition
pregabalin
Term
what parkinson drug has the potential to cause pulm/retroperitoneal fibrosis
Definition
bromocriptine
Term
which is an ultra short acting insulin?

glulisine
lente
ultralente
glargine
Definition
glulisine
Term
% HbA1C can be achieved w/ intensive insulin regimens?

6
7
8
9
Definition
7
Term
Whihc requries 20 min to achieve peak effect?

meperidine
morphine
fentanyl
Definition
morphine
Term
A comatose patient is given naloxone by a paramedic. What toxicity can be expected if it turns out the coma is NOT due to an opiate drug overdose?
Definition
none
Term
Seizures can occur in patients using tramadol, especially if they are also taking which of the following drugs?

clozapine
propanolol
losartan
fluoxetine
Definition
fluoxetine
Term
Which of the following drug groups should be avoided in patients with inflammatory bowel disease?

biguanides
sulfonylureas
glycosidase inhbitors
meglitininds
Definition
glucosidase inhibitors
Term
1. Which of which of the following works to inhibit pepsin and increase the amount of protective gastric mucus?

famotidine
bismuth salts
dicyclomine
omeprazole
Definition
bismuth salts
Term
Long term use of which of the following may be associated with an increased risk of colitis caused by Clostridium difficile?

lansoprazole
nizatidine
ondansetron
diphenoxylate
Definition
lansoprazole
Term
which is an H2 antagonist?

omeprazole
nizantidine
metoclopramide
misoprostol
Definition
nizatidine
Term
which can cause insomnia?

mineral oil
dexamethosone
metocloparmide
aprepitant
Definition
dexamethosone
Term
which can cause extrapyramidal side effects?

alprazolam
ondansetron
prochlorperazine
Definition
prochlorperazine
Term
which can cause dyspohria/hallucinations?

nabilone
misoprostol
loperamide
lansoprazole
Definition
nabilone
Term
which can stimulate uterine contraction in pregnant pts?

nabilone
dexamethasone
loperamide
castor oil
Definition

castor oil

 

Term
Which of the following should not be used by young children due to a risk of toxic megacolon?
nabilone
dexamethazone
loperamide
castor oil
Definition
loperamide
Term
Receptor polymorphisms explain why some asthma patients experience a worsening of their symptoms with the use of which drug type
Definition
long acting beta 2 agonists
Term
Which asthma medication is considered “pediatric friendly” because it is available as chewable tablets?___________
Definition
montelukast
Term
The use of broad spectrum antibiotics can result in a superinfection of which of the following organisms?

e coli
candida
staph epidermidis
clamydia
Definition
candidia
Term
4. Which of the following is the broadest spectrum β-lactam antibiotic currently available?


meropenem
amoxicillin
aztrenam
cefepime
Definition
meropenem
Term
Which of the following characteristics would be most likely to improve an antibacterial drug’s ability to penetrate the blood brain barrier?

high molecular weight
strong protein binding
increased lipid solubility
all
Definition
increased lipid solubility
Term
What is the term used for the lowest concentration of an antibiotic that kills 99% of the target bacteria?

MIC
MBC
Bactericidal limit
lethality threshold
Definition
MBC
Term
7. Which antibiotic has become the agent of choice in the treatment of meningitis?
Definition
ceftriaxone/cefotaxime
Term
8. Which cyclic lipopeptide antibiotic is useful in treating infections caused by MRSA and VRE?
Definition
daptomycin
Term
1. Which antibiotic below is most likely to cause vestibular side effects such as dizziness with nausea?

clindamycin
aztreonam
chloramphenicol
minocycline
Definition

minocycline

 

Term
2. Which of the following drugs would be the treatment of choice for an infection caused by Borrelia burgdorferi?
Definition
doxy
Term
3. Which drug below is most likely to cause venous irritation during treatment?
tigecycline
quinupristin/dalforpristin
levofloxacine
amphotericin B
Definition
quinipristin/dalforpristin
Term
4. Which of the following is most effective in treating pneumonia caused by Pneumocystis jiroveci?

nitrofuratoin
chloramphenicol
moxifloxacin
cotrimoxazole
Definition

cotrimoxazole

 

Term
5. Which of the following is highly effective in treating acute diarrheal diseases?

suulfadiazine
tygecycline
methanamine
cipro
Definition
cipro
Term
6. Which of the following has a long enough half life to permit once a day dosing?

levofloxacin
ciprofloxacin
nifurantoin
norfloxacin
Definition
levofloxacin
Term
7. Which antifungal drug is synergistic with amphotericin B
ketoconazole
terbinafine
capsofungin
flucytosine
Definition
flucytosine
Term
8. Which antimycobacterial drug can precipitate attacks of gouty arthritis?
Definition
pyrazinamide
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