Fenbendazole (Panacur®) for Dogs and Cats

Fenbendazole (Panacur®) for Dogs and Cats


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Overview of Fenbendazole for Canines and Felines

  • Fenbendazole, commonly known by the brand names of Safe-Guard® or most commonly as Panacur®, belongs to a class of drugs known as anthelmintics. This drug is often used to remove various gastrointestinal parasites from dogs and cats.
  • Fenbendazole is available over the counter but should not be administered unless under the supervision and guidance of a veterinarian.

Brand Names and Other Names of Fenbendazole

  • This drug is registered for use in animals only.
  • Human formulations: None
  • Veterinary formulations: Panacur® (Hoechst), Safe-Guard® (Hoechst) and various generics preparations

Uses of Fenbendazole for Dogs and Cats

Precautions and Side Effects

  • While generally safe and effective when prescribed by a veterinarian, fenbendazole can cause side effects in some animals.
  • Fenbendazole should not be used in animals with known hypersensitivity or allergy to the drug.
  • Infrequently, vomiting can occur after administration. The presence of dead worms in the stool may infrequently be observed.

How Fenbendazole Is Supplied

  • Fenbendazole is available in 222 mg/gram granules, 222 mg/gram suspensions and 100 mg/gram pastes.

Dosing Information of Fenbendazole for Dogs and Cats

  • Medication should never be administered without first consulting your veterinarian.
  • Fenbendazole generally is not effective as a one-time dose. It is recommended that fenbendazole be given once a day for several consecutive days.
  • For dogs and cats, 25 mg per pound (50 mg/kg) daily for three consecutive days is usually effective.
  • The duration of administration depends on the condition being treated, response to the medication and the development of any adverse effects. Be certain to complete the prescription unless specifically directed by your veterinarian. Even if your pet feels better, the entire treatment plan should be completed to prevent relapse or prevent the development of resistance.


Anti-Parasitic Drugs (Gastrointestinal & Internal)


Gastroenterology & Digestive diseases
Respiratory & Thoracic diseases


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