Risk of GI ulceration, bleeding, & perforation; increased risk in patients w/ history of serious GI events & other risk factors associated w/ PUD (eg, alcoholism, smoking, & corticosteroid therapy). Should not be co-administered w/ other NSAIDs. Caution in the elderly, in patients w/ bronchospasm, bleeding disorders, CV disease, & in liver or kidney failure. Greater risk of renal dysfunction due to NSAID-induced inhibition of renal prostaglandin synthesis in patients w/ CHF, cirrhosis, diuretic-induced vol depletion, or renal insufficiency. Discontinue therapy in patients who develop diarrhoea or rash. Safety & efficacy have not been established in childn ≤14 yr.