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Methimazole Tablet Rx

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Product Description

Methimazole Tablets, USP A drug used for treatment of Hyperthyroidism in cats. Methimazole is indicated in the medical treatment of hyperthyroidism. Tapazole may be used to ameliorate hyperthyroidism in preparation for subtotal thyroidectomy or radioactive iodine therapy. Tapazole is also used when thyroidectomy is contraindicated or not advisable.

* Sold per tablet

What is Methimazole Tablet?

Methimazole is an antithyroid drug used to reduce the amount of thyroid hormone produced by the pet's body and is commonly prescribed for the treatment of feline hyperthyroidism.

Who is Methimazole Tablet for?


Why use Methimazole Tablet?

- Effective against the symptoms of hyperthyroidism. - To protect the kidneys in cats receiving cisplatin chemotherapy - Used before thyroid surgery or radioactive iodine treatment - Rapid results once treatment with methimazole begins - Prevents enlargement of the heart, heart failure, and damage to other organs

How does Methimazole Tablet work?

Hyperthyroidism is a condition that occurs when the thyroid gland produces too much thyroid hormone. The drug Methimazole inhibits or controls the production of the thyroid hormone in cats therefore reducing the symptoms associated with hyperthyroidism.


GenPharm Inc, Par Pharmaceutical, Heritage or other generic brand

Active ingredient(s):

This anti thyroid drug contains 5 mg of Methimazole

How is Methimazole Tablet sold?

Single 5 mg and 10 mg Tablets

What are the side effects of Methimazole Tablet?

Any side effects usually occur within the first three months. Side effects may be reduced by beginning at a smaller dose and working up to a full therapeutic dose within a few months. If you notice any of the effects mentioned below, notify your veterinarian. - Decreased appetite, vomiting and lethargy. You may notice these within the first weeks of treatment. - Liver problems (including the above symptoms, plus dark urine, yellowing of the gums, skin or eyes), facial itching resulting in scratching or bleeding tendencies - Underlying kidney disease may become apparent. - Rare cases of myasthenia gravis (severely weakened muscles, difficulty swallowing) - Unusually tired, fever (temperature over 103ºF), bruising or bleeding - If you notice any of these symptoms or anything else unusual, contact your veterinarian

What special precautions are there?

* The manufacturer warns that pregnant women or women who may become pregnant, and nursing mothers should wear gloves when handling tablets, litter or bodily fluids of treated cats.

What to do if overdose?

Contact your nearest emergency animal hospital

How can I store Methimazole Tablet?

Store in a tight, light resistant, childproof container in a cool, dry place at room temperature away from heat and direct sunlight.

Helpful Tips:

Cats suffering from (graves disease)feline hyperthyroidism have high metabolic rate and may display thyroid symptoms that include weight loss, weakness of the muscles, increase in appetite and thirst, irregular frequency of urination and bowel movements, rapid heart rate, poor coat, labored breathing and heart murmurs.

Pharmacists are standing by to offer Pet Parent counseling regarding prescription medication purchased from Allivet before and after dispensing. Pharmacists on duty are available Monday-Friday, 9:30AM - 5:30PM EST and will be on call Saturday 12:00PM - 4:00PM EST for consultation.

Methimazole is not FDA approved for use in veterinary medicine; however, it is commonly accepted for veterinarians to use this medication in cats.
The usual dose in cats is 5mg per cat every 8-12 hours.
Blood tests are repeated every 3-4 weeks until the proper maintenance dose is reached, then blood testing is repeated every 3-6 months.
This medication is needed for life. If the medication is discontinued, the symptoms will reappear.

This anti thyroid drug contains 5 mg of Methimazole.
Other ingredients include: Lactose Monohydrate, Povidone, Talc, Croscarmellose Sodium, Magnesium Stearate, Corn Starch.

Know the signs of hyperthyroidism in cats. Click hypothyroidism in cats

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Methimazole Tablet

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the methimazole tablet can I crush it and mix in food

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