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Methimazole Tablets

Methimazole Tablets (Generic Tapazole)
5mg, Single - tablets
5mg/100ct - 100 tablets
10mg, Single - tablets
10mg/100ct - 100 tablets
SKU : 2961-EA_-RX
Price: $0.30
Price: $0.30
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  • Hyperthyroidism in pets
  • Generic for Tapazole
How to Order Prescriptions


Methimazole in a drug that is given for life to help control your pet's hyperthyroidism. Methimazole is a generic for Tapazole.

Therapeutic Use

Hyperthyroidism is a common disorder of the endocrine system most commonly found in middle aged to older cats. This happens when there is an excess amount of thyroid hormones produced, and this causes an increase in metabolic rate. 

How It Works

Methimazole prevents the production of the thyroid hormones T3 and T4 that occur in excess in hyperthyroidism in cats. 


Keep tablets in a tightly sealed container at room temperature. 


If you miss a dose, give the dose as soon as possible. If it is nearing the time for the next scheduled dose, skip the missed dose and continue with your pet's regular schedule. Do not give your pet two doses at once. 

Side Effects

  • Vomiting
  • Loss of appetite
  • Liver damage