The compound EGIS-5645 is a potent antipyretic agent possessing analgesic and antiinflammatory properties. The drug is active in antiinflammatory models such as carrageenin oedema and adjuvant arthritis. EGIS-5645 shows practically no gastro-ulcerogenic effect. The molecule does not inhibit either prostaglandin biosynthesis or soybean lipoxygenase enzyme activity.