Famciclovir (Rx)

  • Prescription
  • Cats
  • Eyes
Famciclovir (Rx)
Total Price


($0.87 / unit)

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Medication information

What is Famciclovir?

Famciclovir is a prescription antiviral drug vets typically prescribe to treat cats suffering from feline herpes virus (FHV-1). It helps reduce the symptoms of the virus, such as eye issues like conjunctivitis. This is an FDA-approved drug for humans that’s regularly prescribed for cats.

What does Famciclovir treat?

Common symptoms that Famciclovir treats include:

  • Sneezing
  • Congestion
  • Conjunctivitis (pink eye)
  • Excessive blinking
  • Squinting
  • Runny nose
  • Eye discharge

Conditions that Famciclovir treats include:

  • Feline herpes virus (also known as FHV-1, feline viral rhinotracheitis, or FVR)

How is Famciclovir given?

Give Famciclovir to pets orally, with or without food, according to the vet’s instructions.

Who is Famciclovir for?


What are the active ingredients of Famciclovir?

The active ingredient is famciclovir.

What are the possible side effects of Famciclovir in cats?

The most common side effects of famciclovir in cats include decreased appetite, vomiting, diarrhea, and increased drinking (which may lead to increased urination). If you have any questions or concerns about side effects, please contact your vet.

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