Lansoprazole is also used to treat Zollinger-Ellison disease, a condition in which the stomach produces too much acid.
Lansoprazole works by decreasing the amount of acid produced by the stomach.
This medicine is available only with your doctor's prescription. In deciding to use a medicine, the risks of taking the medicine must be weighed against the good it will do. This is a decision you and your doctor will make. Also tell your health care professional if you are allergic to any other substances, such as foods, preservatives, or dyes. However, studies in animals have not shown that lansoprazole causes harm to the fetus.