Helps to treat upset stomach, heartburn, & indigestion. Helps to treat nausea & diarrhea. Helps to coat stomach promoting fast-relief. Helps to Provide a 5 Symptom Digestive Relief. Helps to Treat Upset Stomach, Heartburn, & Indigestion. Helps to Treat Nausea & Diarrhea. Helps to Coat Stomach Promoting Fast-Relief. Bismuth Subsalicylate Formula. Pepto-Bismol Cherry Liquid. When there's trouble in tummy town, Pepto helps to coat your stomach and helps provide fast relief from upset stomach, heartburn, indigestion, nausea and diarrhea. Whether you're looking for an upset stomach medicine or nausea help, wondering what to do for indigestion or heartburn relief, or trying to find what's good for diarrhea, Pepto helps to fix it fast.