Analgesic Drugs Flashcards
(144 cards)
What is the drug class of Aspirin?
Nonsteroidal Anti-Inflammatory Drug (NSAID)
What is the mechanism of action of Aspirin?
Irreversible inhibition of COX-1 and COX-2 by covalent acetylation
What are the drug targets of Aspirin?
Cyclooxygenase enzymes (COX-1 and COX-2)
What is the expected time for effect of Aspirin?
Varies based on dosage and condition being treated
What are the pharmacodynamics of Aspirin?
Anti-platelet aggregation at low doses, antipyretic and analgesic at intermediate doses, anti-inflammatory at high doses
What are the pharmacokinetics of Aspirin?
Absorbed completely, negligible first-pass hepatic metabolism, tightly bound to serum proteins, small volume of distribution
What is the absorption of Aspirin?
Complete
What is the distribution of Aspirin?
Small volume of distribution
How is Aspirin excreted?
Renal
What is the metabolism of Aspirin?
Hepatic
What are the dosage ranges for Aspirin?
Low doses (< 300 mg/day), intermediate doses (300-2400 mg/day), high doses (2400-4000 mg/day)
What are key facts about Aspirin?
Avoid in patients with gout, risk of Reye syndrome in children with viral infections
What is the drug class of Celecoxib?
Selective COX-2 Inhibitor (NSAID)
What is the mechanism of action of Celecoxib?
Reversible inhibition of COX-2
What are the drug targets of Celecoxib?
COX-2 enzyme
What is the expected time for effect of Celecoxib?
Varies based on dosage and condition being treated
What are the pharmacodynamics of Celecoxib?
Anti-inflammatory and analgesic
What are the pharmacokinetics of Celecoxib?
Absorbed completely, negligible first-pass hepatic metabolism, tightly bound to serum proteins, small volume of distribution
What is the absorption of Celecoxib?
Complete
What is the distribution of Celecoxib?
Small volume of distribution
How is Celecoxib excreted?
Renal
What is the metabolism of Celecoxib?
Hepatic
What are the dosage ranges for Celecoxib?
Varies based on condition being treated
What are key facts about Celecoxib?
Less gastrointestinal bleeding compared to non-selective NSAIDs