If you are unable to swallow the capsules, you may mix the contents of the capsules with water. Methotrexate and thalidomide are two immunosuppressive drugs that should not be used during pregnancy as they have an effect on an unborn child. In addition, we will summarize the latest trials detailing the use of MMX mesalamine and where it may fit into the treatment algorithm for our patients with mild to moderate ulcerative colitis. SIDE EFFECTS: Dizziness, indigestion, bloating, gas, belching or minor stomach ache may occur the first several days as your body adjusts to the medication. This is not complete list of side effects and others may occur. Discontinuation of Mesalamine Rectal Suspension, USP may be warranted in some cases, but rechallenge with Mesalamine can be performed under careful clinical observation should the continued therapeutic need for Mesalamine be present. It does not cure ulcerative proctitis, but mesalamine generiska it may decrease the number of stools, the amount of mucus blood in the stools, and the rectal bleeding caused by irritation swelling of the colon rectum.