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Intro to Antiinflammatory Drugs
COX
18
Pharmacology
Graduate
08/31/2010

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Cards

Term
Ireverisbly COX 1 and 2 inhib
Definition
Aspirin by acetylation of active site
Term
Reversible inhib of cox 1 and 2
Definition
Salicylate and Ibuprofen
Term
Revers COX 1 inh
Definition
indomethacin and sulindac
Term
Cox 2 gene expression blockade
Definition
NSAIDS in higher conc, and glucocorticoids
Term
Reversible selective Cox 2 inhibitors
Definition
Nabumetone, and Celecoxib
Term
Aerosol corticosteroids
Definition
beclomethasone and flunisolide
Term
Glucocorticoids exert negative fb on hypothal amus resulting in
Definition
inh of CRH rel and thus ACTH release ->
decrease in corticol and atrophy of adrenal cortex
inhib of TRH release and thus TSH: -> result is decr in plasma throxine and hypothyroidism
inhibition of GnRH rel leading to decr in plasma FFSH: ->
resulting in amenorrhea and azoospermia
Term
5-ASA
Definition
hydrolysis product of sulfasalazine
inhibits both COX-1 and 2 and lipoxygenase
Term
Zafirlukast and Monetlukast
Definition
block the receptors for LTC4 and LTD4 slow reacting substance of anaphylaxis
Term
Prevents the cyclical ischemia caused by platelet clots
Definition
Aspirin by inhibiting TXA2 production from COX 1 in platelets
TXA2 constricts cardiac arterioles and enhances platelet aggreg.
Term
Prevents and reverses the symptoms of dysmenorrhea
Definition
ibuprofen by inhib PGE's and PGF2alpha
Term
Inhibits parturition
and closes ductus art
Definition
indomethacin
Term
does aspirin hypersensitivity have an immunologic component
Definition
NO, but resembles anaphylactic rxn. arise from enhanced LKtriene synthesis after COX 1 inhibition by aspirin or any other NSAID, except Tylenol
Term
Does Celecoxid and other selective COX-2 inhibotors cause this allergic rxn?
Definition
NO
Term
NSAID + Pseudoephedrine =
Definition
very large BP increase
Term
NSAIDS in renal fxn
Definition
block COX 1 and thus PGEs which are good in kidneys b/c they increase GFR and attenuate ADH thus NSAIDS cause salt/water retention
celecoxibalso has adverse renal effects
Term
Risck for ARF
Definition
65 or older
Term
Treatment of GI erosion and ulceration caused by NSAIDS and steroids
Definition
misoprostol
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