Pepto Bismol Ultra Liquid. When you need upset stomach relief, Pepto coats, calms and soothes your stomach, providing fast digestive relief from nausea, heartburn, indigestion, upset stomach, and diarrhea. Pepto Bismol is formulated to coat your digestive tract to calm and soothe and provide fast and effective 5 symptom relief. Take Pepto Bismol at the first sign of digestive issues so you can get rapid relief. Don't let stomach upsets slow you down, Pepto-Bismol's Got Your back!