| 摘要 |
The object of the invention consists on the preparation of pharmaceutical formulations containing rifaximin in the shape of microgranules made gastroresistant by an insoluble polymer at pH valuse between 1.5 and 4.0 and soluble at pH values between 5.0 and 7.5, having the characterisitic to be a higher bioavailability in comparsion to other formulations , by their preparation and by their use in the manufacture of medicinal preparations useful in the treatment of inflammatory bowel diseases (IBD) and mainly Crohn's disease |
