From the manufacturer's website:
When you have stomach troubles, Pepto’s formula coats your stomach and provides fast relief from nausea, heartburn, indigestion, upset stomach, and diarrhea. Relieves traveler’s diarrhea, diarrhea, and upset stomach due to overindulgence in food and drink including: heartburn, indigestion, nausea, gas, belching, and fullness.
Warning: See attached picture.
*These statements have not been evaluated by the Food and Drug Administration. These products are not intended to diagnose, treat, cure or prevent any disease.