Herein described are solid compositions for the oral administration of dyes  and diagnostic use thereof. Preferably  such diagnostic use is aimed at the diagnostic evaluation of the gastrointestinal tract.

The present disclosure relates to an (in situ gelling) enema containing Rifamycin SV and its use in the treatment of pouchitis, proctitis and/or distal ulcerative colitis (including proctosigmoiditis). More particularly, the present disclosure describes an in situ gelling retentive enema containing Rifamycin SV for ...