Method for preparing a pharmaceutical composition comprising 5-aminosalicylic acid for use in the treatment of ulcerative colitis and Crohn's disease

摘要

The present invention concerns a new method of preparing granules comprising 5-aminosalicyclic acid and a new method of preparing an oral pharmaceutical composition for the treatment of ulcerative colitis or Crohn's disease comprising as active ingredient 5-aminosalicyclic acid, the method comprising granulation with water as a solvent.