Pet Medication 101: Fenbendazole

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 fenbendazole (Panacur) is used for, how it works, and potential side effects in cats and dogs. Always consult a veterinarian before giving your pet any medication.
1. Drug Name:
fenbendazole
2. Brand Names:
Panacur, Safe Guard
3. How Dispensed:
Over the counter and prescription
4. Forms:
Granules, suspension, paste, pellets, premix
5. Drug Type/Class:
Anthelmintic (dewormer)
6. Uses in Dogs and Cats:
Broad-spectrum dewormer used against roundworms, hookworms, whipworms, and tapeworms
7. How it Works:
Disrupts the parasite’s metabolism which eliminates its energy stores and its ability to produce protection from within its cells.
8. Side Effects and/or Signs of Overdose:
Vomiting can occur, hypersalivation, diarrhea, lethargy, loss of appetite
9. Drug Interactions:
Praziquantel (another dewormer)
Dexamethasone
10. Cautionary Statements:
- Do not give to sick dogs or puppies
- Do not give to pregnant or lactating pets
- Use only in pets over 6 weeks of age
Read more:
Need to speak with a veterinarian regarding your pet's medication or another condition?
Click here to schedule a video consult to speak to one of our vets. You can also download the FirstVet app from the Apple App Store and Google Play Stores.