Take antidiarrheals only under your doctor's
supervision. You should not take them if you have a fever or blood in your
stools. If you have been taking
antidiarrheals for 10 days and still have diarrhea, check with your doctor.
If you or a loved one has been diagnosed with an inflammatory bowel disease (IBD) -- like Crohn's disease or ulcerative colitis -- or diverticulitis, your doctor may suggest you follow a low-residue diet. A low-residue diet involves eating more easily digestible foods. A low-residue diet may reduce symptoms of IBD, such as diarrhea and stomach cramping; however, it will not cure IBD.
Some of these medicines, such as loperamide (Imodium, for
example), are available without a prescription. Others, such as diphenoxylate
(Lomotil, for example), are available only with a prescription.
These medicines contain
ingredients that slow or stop the painful spasms in your intestines that cause
symptoms. They can be dangerous if you use them when you have moderate or
severe inflammation of the colon, because they can cause a serious complication
called toxic megacolon in which the colon swells to many times its normal