anti-inflammatory drug-C Flashcards
List the three main classes of anti-inflammatory drugs
salicylates, Non steroidal antiinflammatory drugs, corticosteroids
What is the mechanism of action for salicylates (subclass of NSAIDS)?
inhibit synthesis of protaglandins
What is the mechanism of action for NSAIDS?
inhibit synthesis of protaglandins
What is the mechanism of action for corticosteroids?
block arachidonic acid, decrease production of prostiglandins and leukotrienes
What is the funtion of cyclooxygenase-1 (COX-1)?
reduces gastric-acid secretion, promotes renal blood flow, promotes platelet aggregation
What happens when COX-1 I inhibited?
bleeding, gastric upset, reduced renal funtion
What is the purpose of COX-2?
promotes inflammation, sensitizes pain receptors, mediates fever in brain
What happens when COX-2 is inhibited?
suppression of inflammation
____________ is found in ALL body tissues, while _________ is only present at sites of injury.
COX-1, COX-2
___________ are the newest and most controversial class of anti-inflammatory drugs
COX-2 inhibitors
T or F: COX-2 inhibitors also inhibit COX-1
FALSE: Cox-2 inhibitors inhibit COX-2 only
____________ are the treatment of choice for moderate to severe inflammation.
COX-2 inhibitors
What is the only remaining COX-2 inhibitor on the market?
celebrex
What is a well-known prototype in the salicylates class?
aspirin
Aspirin works by:
treating inflammation by inhibiting both COX-1 and COX-2 (inhibiting prostaglandin synthesis)