Mometamax Otic Suspension is a topical prescription medication used to treat canine ear infections caused by yeast and bacteria. Mometamax is a once-a-day treatment that's easy to administersimply apply directly into the infected ear canal to help reduce inflammation in your pup's ears. **We directly source prescription medications from manufacturers and wholesale distributors registered with the FDA and licensed by applicable state boards. Guaranteed genuine, and where applicable, backed by the manufacturer.**