title: Sulphasalazine: drug or pro-drug?
mesh_terms: D000636:Aminosalicylic Acids / Q000378:metabolism; D003093:Colitis, Ulcerative / Q000188:drug therapy; D006801:Humans; D008297:Male; D019804:Mesalamine; D012460:Sulfasalazine / Q000378:metabolism / Q000627:therapeutic use*
chemical_list: D000636:Aminosalicylic Acids; D012460:Sulfasalazine; D019804:Mesalamine