Rabeprazole comes as a delayed-release (long-acting) tablet to take by mouth. When rabeprazole is used to treat most conditions, it is usually taken once a day. When used to treat ulcers, rabeprazole is taken after the morning meal. When used in combination with other medications to eliminate H. pylori, rabeprazole is taken twice a day, with the morning and evening meals, for 7 days. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Take rabeprazole exactly as directed. Do not take more or less of it or take it more often or for a longer period of time than prescribed by your doctor.
works by decreasing the amount of acid made in the stomach.