Famotidine a histamine-2 blockers. Famotidine works by decreasing the amount of acid the stomach produces. Famotidine is used to treat and prevent ulcers in the stomach and intestines. It also treats conditions in which the stomach produces too much acid, such as Zollinger-Ellison syndrome. Famotidine also treats gastroesophageal reflux disease (GERD) and other conditions in which acid backs up from the stomach into the esophagus, causing heartburn. Famotidine may also be used for purposes not listed in this medication guide.
Pepcid Complete is a combination of three different medications.It's commonly used as an over-the-counter treatment for heartburn. Heartburn is caused by an excess of acid in the stomach and causes great discomfort to the patient. The three drugs contained in Pepcid Complete are famotidine, calcium carbonate, and magnesium hydroxide.