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Anti-inflammatory/Immune system drugs- chapt 41/42/43
urban
79
Pharmacology
Undergraduate 3
01/25/2016

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Cards

Term
How do granulomas serve as a means of protection?
Definition
by walling off the infectious agent from the rest of the body
Term
What are the systemic manifestations of inflammation associated with infection?
Definition
fever over 102 degrees, pulse over 90, respirations over 20, WBC> 12,000
Term
Why should topical drugs be used for inflammation when possible?
Definition
because they cause few adverse effects
Term
When is corticosteroid therapy begun?
Definition
when inflammation is sever or disabling
Term
What are the classes of NSAIDs?
Definition
salicylates, ibuprofen, cyclooxygenase-2 (COX-2) inhibitors
Term
What are NSAIDs' mechanism of action?
Definition
inhibiting synthesis of prostaglandins by inhibiting cyclooxygenase (COX) enzymes
Term
What are Aspirin's indications for use?
Definition
antipyretic, analgesic, anti-inflammatory, suppression of platelet aggregation
Term
How do NSAIDs reduce fever?
Definition
by inhibiting prostaglandin synthesis in the hypothalamus
Term
What is the most significant adverse effect of NSAIDs?
Definition
GI bleeding
Term
How long before a surgical/dental procedure should a patient stop taking Aspirin?
Definition
a week
Term
What was Aspirin approved by the FDA for?
Definition
prevention of thromboembolic events
Term
Where does the analgesic action of Aspirin take place?
Definition
peripherally
Term
How much of Aspirin binds to plasma proteins?
Definition
80-90%
Term
What's the Aspirin triad?
Definition
aspirin allergy, nasal polyps, asthma
Term
What is the effect of caffeine on aspirin absorption?
Definition
increases it
Term
What is salicylism?
Definition
overdoes of aspirin- 200 mcg/mL
Term
What are the three drugs similar to aspirin?
Definition
trilisate, Doan's Pills, mono-gesic
Term
What are the Ibuprofen indications for use with cardiac problems?
Definition
use caution when administering to people with cardiac problems, some NSAIDs increase risk of cardiovascular events
Term
What's Ibuprofen's duration of action?
Definition
6-8 hours
Term
What's the sole drug in the cyclooxygenase-2 inhibitor class?
Definition
Celecoxib
Term
What is celecoxib's half-life?
Definition
11.2 h
Term
What's the preferred drug for treating non-inflammatory pain?
Definition
Acetaminophen
Term
What makes acetaminophen especially beneficial to certain populations?
Definition
no effect on platelet aggregation, no cardiotoxicity, doesn't cause GI problems
Term
Who is more likely to have a G6PD deficiency?
Definition
Asians, African Americans, people from the Middle East
Term
What is acetaminophen's black box warning?
Definition
has the potential to cause sever liver
injury/serious allergic reaction
Term
What is caffeine's effect on acetaminophen?
Definition
it enhances its analgesic effects
Term
Immunomodulator
Definition
any drug or therapy that affects body defenses
Term
cytokines
Definition
help the body mediate and intensify the immune response
Term
What is Interferon Alfa-2b's mechanism of action?
Definition
nonspecific inhibitor of viral replication - enhances general functions of immune system and suppresses growth of cancer cells
Term
What is the most common adverse effect of IFN therapy?
Definition
flulike syndrome
Term
When are interleukins synthesized from cytokines?
Definition
in response to antigen exposure
Term
What is Aldesleukin FDA approved for?
Definition
pharmacotherapy of metastatic renal cell carcinoma and metastatic malignant melanoma
Term
What are most of the adverse effects of Aldesleukin caused by?
Definition
capillary leak syndrome
Term
What may be used to reverse toxicities from an overdoes of aldesleukin?
Definition
Dexamethasone
Term
What are preferred drugs for the prophylaxis of transplant rejection?
Definition
calcineurin inhibitors
Term
What are two of the most important drugs in transplant medicine?
Definition
cyclosporine/tacrolimus
Term
What is the primary adverse effect of cyclosporine?
Definition
nephrotoxicity
Term
Why are periodic blood counts necessary when someone's taking cyclosporine?
Definition
to ensure that leukocytes don't fall below 4,000 or platelets don't fall below 75,000
Term
What effect does food have on cyclosporine?
Definition
decreases absorption, grapefruit juice can raise levels by 50-200%
Term
What is the role of antimetabolites?
Definition
severely restrict the replication of B cells and T cells
Term
What is Azathioprine's pharmacologic use?
Definition
cytotoxic agent
Term
What is Azathioprine indicated for?
Definition
the prophylaxis of kidney transplant rejection and for the treatment of severe RA
Term
What is Azathioprine's mechanism of action?
Definition
inhibits DNA synthesis resulting in DNA damage and chromosome breakage
Term
How do you create antibodies against human immune cells?
Definition
inject animals with human T cells, B cells or thymocytes
Term
What are polyclonal antibodies?
Definition
contain a wide mixture of different antibodies that attack the T cells or T-cell receptors
Term
Where were the first monoclonal antibodies derived from?
Definition
mouse cells
Term
MABs that have 90% human sequences have what in their name?
Definition
-zu
Term
What is the only MAB approved as an immunosuppressant in transplant medicine?
Definition
Basiliximab
Term
How does Basiliximab dampen the immune response?
Definition
inhibiting CD25
Term
How does Basiliximab dampen the immune response?
Definition
inhibiting CD25
Term
How is Basiliximab administered?
Definition
by IV infusion, one dose is given 2 hours prior to transplantation and the second is given 4 days later
Term
What are Basiliximab's most common adverse effects?
Definition
GI effects
Term
What effect do corticosteroids have on neutrophils?
Definition
cause them to move from the bone marrow into general circulation- then prevents neutrophils from migrating out of circulation to sites of inflammation
Term
What happens during the incubation period?
Definition
body processes the antigen and mounts an effective response- this is when symptoms of infection and tissue injury develop
Term
What kind of immunity to vaccines provide?
Definition
active immunity
Term
How can the effectiveness of vaccines be assessed?
Definition
measure the amount of antibodies produced after vaccine (titer)
Term
What is an example of a live vaccine?
Definition
MMR
Term
What two types of inactivated vaccines exist?
Definition
whole, sub-unit
Term
What do whole agent vaccines consist of?
Definition
microbes killed by heat or chemicals
Term
What are toxoids?
Definition
bacterial toxins that have been chemically modified to be incapable of causing disease
Term
What is an example of a recombinant technology vaccine?
Definition
Hep B
Term
Who establishes immunization schedules?
Definition
CDC
Term
Who establishes immunization schedules?
Definition
CDC
Term
What are the limitations of VAERS?
Definition
does not attempt to confirm adverse event was caused by vaccine; reports aren't checked for accuracy
Term
What is the diptheria toxin rendered inactive by?
Definition
formalin
Term
What is active pertussis treated with?
Definition
erythromycin
Term
What is the booster for pertussis given to adults?
Definition
Tdap
Term
How often should tetanus booster be given?
Definition
every 10 years
Term
Why was the pneumococcal conjugate vaccine (PCV) developed?
Definition
for routine immunization in children under 2
Term
When is the meningococcus vaccine recommended?
Definition
age 11 with a booster at 16
Term
Which meningococcal vaccine produces longer lasting immunity and what age group is it given to?
Definition
MCV age 11-55
Term
How is Hep B diagnosed?
Definition
serologic testing
Term
How long does immunity from the Hep B vaccine last?
Definition
5-7 years
Term
How many doses of the rabies vaccine is given postexposure?
Definition
5 after immune globulin is given
Term
What are the risks of having rubella while pregnant?
Definition
congenital cataracts and blindness, heart disease, and deafness
Term
Adults with chickenpox are 7x more likely to get __________.
Definition
encephalitis
Term
What are the most serious effects of shingles?
Definition
postherpetic neuralgia, blindness
Term
What is the vaccine to boost immunity against shingles?
Definition
Zostavax
Term
When can erythroblastosis fetalis occur?
Definition
only if mother is Rh negative
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