How Much Pepcid Can I Give My Dog? A Comprehensive Guide for Pet Owners
For many dog owners, seeing their pet suffer from gastrointestinal discomfort can be distressing. One common over-the-counter medication often recommended by veterinarians is Pepcid, generically known as famotidine. This medication is used to treat ulcers, acid reflux, and gastritis in both humans and animals.
What Is Pepcid and How Does It Work in Dogs?
Pepcid is classified as an H2 receptor antagonist. It works by reducing the amount of acid produced in the stomach, which can relieve symptoms associated with excess acid production such as vomiting, nausea, and indigestion.
Proper Dosage of Pepcid for Dogs
While Pepcid is considered generally safe for canine use, it is essential to follow proper veterinary guidance on dosage. The usual dosage range is:
- 0.25 to 0.5 mg per pound of body weight
- Given every 12 to 24 hours, depending on the dog’s condition and veterinarian instructions
For example, a 20-pound dog would typically receive between 5 mg and 10 mg of Pepcid every 12 to 24 hours.
Consult Your Veterinarian First
Before administering Pepcid—or any medication—to your dog, always consult your veterinarian. Factors such as your dog’s overall health, existing medications, and specific condition must be evaluated.
- Some dogs may have adverse reactions or underlying conditions that contraindicate Pepcid use
- Pepcid may interact with other medications like antacids or certain antibiotics
- Only a licensed vet can correctly determine if Pepcid is appropriate and safe for your dog
When Is Pepcid Typically Used?
Veterinarians may prescribe or suggest Pepcid for dogs experiencing:
- Stomach ulcers
- Reflux and heartburn
- Gastritis (inflammation of the stomach lining)
- Chronic vomiting or nausea
- Stress-related digestive issues
It is not a cure for underlying diseases but rather a supportive treatment for symptoms.
Potential Side Effects of Pepcid in Dogs
Though side effects are generally rare, they can occur. Monitor your dog for the following:
- Loss of appetite
- Fatigue or drowsiness
- Diarrhea
- Vomiting
- Changes in behavior
If any of these symptoms persist or worsen, contact your veterinarian immediately.
How to Administer Pepcid to Your Dog
Pepcid is usually available in tablet form. Follow these tips for proper administration:
- Give the medication on an empty stomach for best absorption
- Use a pill pocket or wrap it in cheese if your dog resists pills
- Make sure your dog swallows the entire dose
If your dog vomits shortly after dosing, consult your veterinarian about whether to re-administer the medication.
When Not to Give Pepcid to Your Dog
Do not use Pepcid in dogs with:
- Kidney disease
- Liver disease
- Pregnancy (unless advised by a vet)
- Previous allergic reactions to famotidine
Full disclosure of your pet’s medical history to your vet ensures safe treatment.
Alternatives to Pepcid for Dogs
Other veterinary-approved medications can also help with acid-related issues:
- Omeprazole (Prilosec)
- Ranitidine (no longer widely used due to safety concerns)
- Sucralfate for coating ulcers
Again, only your vet can determine which option is best suited to your dog’s needs.
Key Takeaways
- The standard Pepcid dosage for dogs is 0.25 to 0.5 mg per pound
- Always consult a veterinarian before administering any medication
- Observe your dog for side effects and report them promptly
- Never substitute canine medications with human prescriptions without guidance
When given correctly, Pepcid can provide significant relief for dogs suffering from gastrointestinal distress. It’s crucial you work closely with your vet to establish a safe and effective treatment plan tailored specifically to your dog's needs.





