Sulfa drug used in inflammatory bowel disease includes:: (A) Sulfasalazine, (B) Sulfamethoxazole, (C) Sulfinpyrazone, (D) Sulphadoxine
Answer is A. the azo bond is split by colonic bacteria to release 5ASA and sulfa pyridine .the former exes a local antiinflammatory effect ESSENTIALS OF MEDICAL PHARMACOLOGY SEVENTH EDITIION KD TRIPATHI PG NO 683