Pepto-Bismol treats both upset stomach and diarrhea, but Tums does not. Pepto-Bismol is not safe for pregnant or breastfeeding women, while Tums is safe. Tums is available in multiple strengths and ...

ST. LOUIS -- If you've ever popped a tablet for a tummy ache, chances are it was made in Missouri. For decades, Tums has rolled off billions of antacid tablets from its red brick building at 320 S.

ST. LOUIS -- A fruity scent fills the air as a multihued stream of tablets click and clack into plastic bottles and then zip away. A few yards away, the aroma turns minty as round, white wafers are ...