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How Long Does Imodium Take to Work?

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 ...
U.S. News & World Report

Pepto Bismol May Not Prevent Traveler’s Diarrhea, New Study Finds

Pepto Bismol May Not Prevent Traveler’s Diarrhea, New Study Finds WEDNESDAY, June 4, 2025 (HealthDay News) — Pepto Bismol is a go-to stomach remedy, but a new study suggests it might not help prevent ...