Question: what is the best over the counter medicine for stomach pain and nausea?
Answer: 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.