Lecture 21: NSAIDs Flashcards
NSAID stands for
non-narcotic, non-steroidal, anti inflammatory analgesics
4 chronic pain treatment options
- NSAIDs
- antidepressants with NE potentiation action
- anticonvulsants
- opioid analgesics
NSAID MoA
inhib synthesis and release of prostaglandins, body hormones that produce local inflammatory response
NSAIDs are chemically ___
unrelated
NSAIDs inhibit the enzyme ___
cyclooxygenase (COX)
COX converts __ to ___
arachidonic acid to prostaglandins
COX-1 mediates production of prostaglandins that __ and __
- protect GI tract
2. allow normal platelet functioning in blood clotting
COX-2
inducible enzyme; induced in response to inflammation
COX-2 is increased in __ and __ in response to immune instigators
- spinal cord
2. peripheral tissues
MoA of aspirin for fever
inhibition of prostaglandin synthesis in hypothalamus, with modulates body temperature
5 effects of inhibiting COX1 and COX2
- anti inflammatory
- anti pyretic
- analgesic
- inhib platelet aggression
- adverse GI effects
tylenol is ___ effective than aspiring at reducing inflammation
less
three effects acetaminophen has but aspiring does not
- does not inhibit platelet function
- does not lead to Reye’s syndrome
- causes less GI distress
ibuprofen __ inhibit platelet aggregation
does
ibuprofen is __ tolerated than aspirin
better