Bismuth subsalicylate. 2x strength per ounce (vs. Original Pepto Bismol). 5 Symptom Relief: nausea; heartburn; indigestion; upset stomach; diarrhea. www.pepto-bismol.com. www.pg.com. Questions? 1-800-717-3786. Other information: Each 15 ml dose cup contains: magnesium 3 mg; sodium 2 mg; salicylate 230 mg. Low sodium. Protect from freezing. Avoid excessive heat (over 104 degrees F or 40 degrees C). Tamper Evident: Do not use if printed shrinkband is missing or broken.