what is the best over the counter medicine for stomach pain and nausea?
For Nausea and Vomiting There are two main types of OTC medications used to treat nausea and vomiting: Bismuth subsalicylate, the active ingredient in OTC medications like Kaopectate® and Pepto-Bismol™, protects your stomach lining. Bismuth subsalicylate is also used to treat ulcers, upset stomach and diarrhea.