there is no literature that currently states that alternating these two medications is more effective. they are both proton pump inhibitors and work in the same way. both medications have doses found over-the-counter. lansoprazole does have a stronger strength found as a prescription. work with your health-care professional and your local pharmacist to find out which one is the most cost-effective.
can omeprazole and lansoprazole be taken interchangeably every other day?