Omeprazole is the gold standard for treating and preventing . It works by inhibiting the "proton pumps" in the stomach that produce acid, allowing existing ulcers to heal and preventing new ones from forming.

: A cost-effective, FDA-approved alternative to name brands.

: Highly effective but expensive; requires a prescription from a licensed veterinarian. UlcerGard® (Merial/Boehringer Ingelheim) :

These are the only medications in the U.S. explicitly FDA-approved for treating or preventing squamous ulcers in horses. : Best for : Active treatment of existing ulcers. Format : Oral paste in a pre-filled syringe.

: Same active ingredient as GastroGard but sold at a lower "preventative" dose without a prescription. GastroBim™ :