Imodium (loperamide) and Pepto-Bismol (bismuth subsalicylate) are effective OTC medicines for alleviating diarrhoea.Tylenol (acetaminophen) may help with pain, but avoid anti-inflammatory ...

Travellers have the choice of three diarrhoea products: Travelan, and the loperamide-based Imodium and Gastrostop (the biggest seller). The latter two block the diarrhoea after the fact ...