Ketoconazole Anti-Fungal Medication For Dogs

(redirects here from nizoral)

Please read the following information carefully before using ketoconazole on your dog. This page contains information about the dosage for dogs, side effects and more.

Ketoconazole, the active ingredient of Nizoral, is an anti-fungal drug which may be used to treat a variety of problems in dogs. It works by blocking the formation of cortisol in the body’s adrenal glands. There are several things you must be aware of when treating your dog with this drug, so it’s crucial that you have the approval and guidance of a trained vet.

Ketoconazole dosage for dogs

Ketoconazole comes in the form of 200mg tablets most commonly. You should use tablets rather than liquid form unless told otherwise by a vet. The typical ketoconazole dosage for dogs is 2.2 mg for every pound your dog weighs (1mg for every kilogram) to be administered every 12 to 24 hours, though this depends on which disease is being treated. Your vet may recommend dosages as high as 13 mg per pound in some circumstances.

Is ketoconazole safe for dogs?

Ketoconazole is safe for use in dogs when used properly under the guidance and approval of a vet. There are certain drug interactions and certain side effects which may cause problems, this is explained in further detail below.

Safety precautions

  • Disclose to your vet all other medications your dog is on, as well as any known illness/disease
  • Do not mix with Halcion, Hismanal or Propulsid
  • Monitor your dog very closely for signs of liver damage
  • Do not give the drug within 2 hours of an antacid
  • Give ketoconazole with food

In very rare cases, ketoconazole may cause liver damage. Look out for signs such as a yellow tint to your dog’s eyes, vomiting, pain around the abdomen, fatigue, dark colored urine, a loss of appetite and itching. If you notice these symptoms contact your vet immediately and stop using the drug. Provide plenty of water to keep your pet hydrated. Regular blood tests may be necessary throughout the course of treatment as ketoconazole has been known to affect hormone levels in some cases.

Uses of ketoconazole for dogs

There are several different ailments which may benefit from treatment with this drug, such as:

  • Cushing’s disease
  • Fungal infections

Side effects

Ketoconazole may cause liver damage in rare cases, be vigilant of signs such as yellow eyes, vomiting, abdominal pain, itching, dark urine, loss of appetite, fatigue and itching, as these are all symptoms of liver damage. Seek immediate veterinary attention if you suspect this is the case. Notify your vet if you notice other less serious side effects of this drug include dizziness, headaches and diarrhea. In cases of allergic reactions you should always seek emergency medical attention for your pet.

Information about ketoconazole
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ketoconazole for dogs