Medication Info Sheet: Zantac
It’s important to understand a medication’s uses and side effects before giving it to your pet. This medication info sheet is meant to give you a good understanding of what Zantac (ranitidine) is used for, how it works, and potential side effects in cats and dogs. Always consult a veterinarian before giving your pet any medication.
This article was written by a FirstVet vet
Did you know that FirstVet offers video calls with experienced vets? You can get a consultation within 30 minutes by downloading the FirstVet app for free from the Apple App Store or Google Play.
1. Drug Name:
ranitidine
2. Brand Name:
Zantac
3. How Dispensed:
On April 1, 2020, the FDA requested the removal of all ranitidine products from the market (over-the-counter and prescription) immediately due to a contaminant known as NDMA, a probable human carcinogen.
4. Forms:
75mg, 150mg, and 300mg tablets; 150mg and 300mg capsules; 15mg/mL syrup, 25mg/mL injectable solution
5. Drug Type/Class:
Histamine-2 blocker
6. Uses for Cats and Dogs:
Stomach ulcers, intestinal ulcers, stress-related gastritis, drug-induced gastritis, esophagitis, and esophageal reflux
7. How it Works:
Ranitidine decreases the amount of acid that is produced in the stomach by inhibiting the histamine-2 receptor. Decreasing the amount of acid in the stomach produces a more favorable environment to rest and heal.
8. Side Effects and/or Signs of Overdose:
Vomiting, diarrhea, irregular heartbeat, rapid breathing, muscle tremors, lack of coordination, light-headedness, fainting
9. Drug Interactions:
- Cephalosporins
- Ketoconazole
- Itraconazole
- Propantheline
10. Cautionary Statements:
- Never give your pet Zantac without the approval of your veterinarian.
- Use with caution in pets with kidney disease, liver disease, and heart rhythm abnormalities.
- Use with caution in pregnant animals.
- Should not be given to lactating animals.
Read more:
How to Give Your Dog Oral Medication
How to Give Your Cat Oral Medication
Everything You Need to Know About Vomiting in Dogs
Have more questions about Zantac or other medications for your pet?
Schedule a video consult to speak with one of our vets.
