Not to be given in patients w/ GI tract ulceration or inflammation; history of stroke (CVA), heart attack (MI), CABG, uncontrolled HTN & CHF. Frequently monitor prothrombin time in concurrent administration w/ oral anticoagulant drugs. Ensure adequate hydration & monitor renal function in the beginning of concomitant treatment w/ antihypertensive drugs & periodically thereafter. Renal or hepatic impairment. Pregnancy & lactation.