3 aminosulfonyl 5 butylamino 4 phenoxybenzoic acid, 3 butylamino 4 phenoxy 5 sulfamoylbenzoic acid, 3 butylamino 4 phenoxy 5 sulfamoyl benzoic acid
For the treatment of edema associated with congestive heart failure, hepatic and renal disease including the nephrotic syndrome.