↳ Index > Factsheets > Aspirin
Aspirin | Info |
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Summary | A widely used anti-inflammatory and blood-thinner produced by acetylation of the naturally occurring salicyclic acid. Part of the nonsteroidal antiinflammatory class of drugs, a cyclooxygenase inhibitor. Very common over-the-counter pain reliever and fever reducer. Also used in smaller doses to lower risk of heart attack. |
Dose | Oral Threshold: 50mg Light: 75mg-81mg Common: 325mg-650mg Heavy: 1.6g NOTE: Aspirin is known to be dangerous in dosages of 4g and above |
Onset | 30-90 minutes. |
Duration | (Dose-Dependent) 2-3h (for low doses), 15-30h (for large doses) |
Effects | Analgesia, Antipyresis, Anti-inflammation, Antiaggregation |
Avoid | Acetazolamide, Ammonium Chloride, Alcohol, Tolbutamide, Chlorpropamide, Warfarin, Methotrexate, Phenytoin, Probenecid, Valproic Acid, Other NSAIDs, Corticosteroids, Spironolactone, Penicillin G, Vitamin C |
Aliases | acetylsalicylate |
Categories | common |
Bioavailability | Oral: 55.8-74%. |