Cat & Dog - Aciclovir/Acyclovir

Why has my veterinary surgeon prescribed this medicine?

Aciclovir is an antiviral drug. It is used to treat viral conditions affecting the eyes such as conjunctivitis.

This drug is not available as a veterinary preparation. Your veterinary surgeon may ask you to sign a consent form so a preparation licensed for humans can be used to treat your pet.

How do I give this medication?

  • Give this medication to your pet as directed by your veterinary surgeon. READ THE LABEL CAREFULLY.
  • Your veterinary surgeon will show you how to put the ointment in your pet's eyes.
  • Try to give this medication at about the same time(s) each day and try not to miss giving any doses.
  • Wash your hands after handling the medication.
  • In case of accidental ingestion, seek medical advice immediately and show the package, leaflet or label to the physician.
  • DO NOT give the pet more medicine than directed and DO NOT give more often than directed.
  • DO NOT discontinue the medication without first checking with your veterinary surgeon. Contact your veterinary surgeon in advance if your pet needs a repeat prescription.

What if I miss giving a dose?

Give the dose as soon as possible. If it is almost time for the next dose, skip the missed dose, and continue with the regular schedule. Do not give the pet two doses at once.

How do I store this medicine?

Keep this medicine out of reach of children. Store this medicine in a cool, dry place at room temperature. Store away from heat and direct sunlight. Do not store this medicine in the bathroom, near the kitchen sink or in damp places. The medicine may break down if exposed to heat or moisture.

Potential side effects

  • Your pet may show some discomfort when the ointment is applied because it may cause mild stinging initially.
  • Other side effects may occur. If you notice anything unusual, contact your veterinary surgeon.

Possible drug interactions

  • Make sure to tell your veterinary surgeon what other medication you are giving to your pet.
  • Quite often your veterinary surgeon may prescribe two different medications, and a drug interaction may be anticipated. In this case, your veterinary surgeon may vary the dose and/or monitor your pet more closely.
  • Contact your veterinary surgeon if your pet experiences any unusual reactions when different medications are given together.

Used and/or modified with permission under license. ©Lifelearn, The Penguin House, Castle Riggs, Dunfermline FY11 8SG

Pet Health Library

Arrowfield Vets are pleased to provide a library of professionally written articles updated by veterinary experts.

Pet Health Checker

Use our Pet Health Checker tool to help you decide if your pet’s symptoms require immediate attention.

Make an Appointment

We are happy to book an appointment for you! Quickly and easily schedule an appointment time that is convenient for you and your pet.