Imodium usually starts easing diarrhea within an hour. The active ingredient, loperamide, reaches peak levels in about two and a half hours when taken as a liquid, and around five hours when taken as ...

Imodium A-D (loperamide) is an over-the-counter (OTC) drug for treating diarrhea, including traveler’s diarrhea. Imodium A-D is available as a generic drug. It’s approved for use in adults and ...

Norovirus, also known as stomach flu, can be treated by drinking lots of fluids, eating bland food, and taking anti-diarrheal ...