Aciphex (generic: rabeprazole) is a prescription medication used to treat digestive problems such as heartburn and acid reflux.  Aciphex belongs to a group of drugs called proton-pump inhibitors (PPIs). It works by reducing the amount of acid produced in the stomach.

Aciphex comes in tablet form and is usually taken once a day.

Common side effects of Aciphex include headache, sore throat, and constipation.