*Prescription Required: Vetsource®, our pharmacy provider, may need to contact your veterinary hospital for prescription verification. Learn More
Famotidine is a histamine-blocking agent. It helps reduce the amount of gastric acid secreted in the stomach. Famotidine has been used for treating or helping to manage gastric or duodenal ulcers. It has also been used to treat gastritis and reflux conditions.
The adverse effect profile has not been fully determined for veterinary species. Adverse effects documented in humans include: loss of appetite, vomiting, diarrhea, headache, dry mouth or skin. If symptoms are observed and if they persist, contact your veterinarian.Other side effects may occur. If you notice anything unusual, contact your veterinarian.
Dogs and Cats
Famotidine is used to treat gastritis, reflux conditions and ulcers.
Famotidine should be given orally as directed by your veterinarian.
This medication does not have an FDA approved indication for use in animals, but it is a common and acceptable practice for veterinarians to prescribe this human medication for use in animals.
Make sure to tell your veterinarian what other medication you are giving to your pet. Quite often your veterinarian may prescribe two different medications, even if a drug interaction may occur. In this case, your veterinarian may vary the dose and/or monitor your pet more closely. If famotidine must be given with antacids, metoclopramide, sucralfate, digoxin and/or ketoconazole, give famotidine at least 2 hours before or after the other drugs, whenever possible. Contact your veterinarian if your pet experiences any unusual reactions when different medications are given together.
Allergic reactions to medications may occur. Be sure to inform VetSource and your veterinarian if your pet has any known drug sensitivities or allergies. If your pet displays symptoms of an allergic reaction, call your veterinarian immediately or go to a veterinary emergency clinic. Symptoms may include but are not limited to: swollen lips, tongue, face, airways; difficulty breathing; agitation; profuse salivation; vomiting; widespread hives and itching.