Shared Flashcard Set

Details

anithistamines 1
Antihistamines
10
Pharmacology
Professional
09/03/2011

Additional Pharmacology Flashcards

 


 

Cards

Term
Chlorpheniramine
Definition
H1 Receptor Antagonists, 1st Generation
+ sedation
In OTC “cold” drugs
Term
Diphenhydramine
Definition
H1 Receptor Antagonists, 1st Generation
+++ sedation
Widely used; not in newborns
Not with ototoxic antibiotics
Used in motion sickness
PD
Term
Promethazine
Definition
H1 Receptor Antagonists, 1st Generation
motion sickness, vestibular disturbances
Term
Terfenadine
Definition
H1 Receptor Antagonists, 1st Generation
cardiotoxic at high levels, esp with antimicrobials (lethal ventricular arrhythmias)
Term
Fexofenadine
Definition
H1 Receptor Antagonist, 2nd generation
No sedation!
Lower risk of cardiac effects (it’s the active metabolite that is not toxic from terfenadine)
Term
Loratadine
Definition
H1 Receptor Antagonist, 2nd generation
No sedation
Longer action
No sign. Cardiac effects
Term
Desloratadine
Definition
H1 Receptor Antagonist, 2nd generation
oral, long-acting antihistamine that is similar chemically to loratadine
Term
Cetirizine
Definition
H1 Receptor Antagonist, 2nd generation
Term
nedocromil
Definition
Release Inhibitor

inhibit immunologically triggered degranulation (e.g., lung mast cells)
work only in prophylaxis!
nasal spray, eye drops
Term
cromolyn sodium
Definition
Release Inhibitor
inhibit immunologically triggered degranulation (e.g., lung mast cells)
work only in prophylaxis!
nasal spray, eye drops
inhibition of degranulation (e.g., by cromolyn sodium) prevents effects of all=much more efficient!
Supporting users have an ad free experience!