Bismuth subsalicylate

PeptoBismol is an over-the-counter remedy produced by Procter and Gamble for minor digestive upsets, including nausea, heartburn, diarrhea, and sour stomach. It is sold in the US, Canada, and the UK. It has been soothing stomachs for over 100 years, with an active ingredient (bismuth subsalicylate) in a bright pink liquid form. It was first…