mesalazine and its Impurities
Chemically, it is 5-aminosalicylic acid and an anti-inflammatory drug. Mesalazine is an active metabolite of sulfasalazine which is used to treat inflammatory bowel disease. It is taken orally or as a rectal suppository. Reference standards of Mesalazine API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.