Hypersensitivity. History of serious allergic drug reaction of any type especially cutaneous reaction (eg, SJS, TEN, erythema multiforme or hypersensitivity to sulphonamides). Active peptic ulceration or GI bleeding. Patients who have experienced bronchospasm, acute rhinitis, nasal polyps, angioneurotic oedema, urticaria or other allergic-type reactions after taking ASA or NSAIDs including COX-2 specific inhibitors. Inflammatory bowel disease. CHF (NYHA II-IV). Post-op pain following CABG surgery. Established ischaemic heart disease, peripheral arterial disease &/or cerebrovascular disease. Severe hepatic impairment (serum albumin <25 g/L or Child-Pugh class C). Pregnancy (3rd trimester) & lactation.