Price Comparisons for tapazole



Tapazole is used to treat hyperthyroidism in cats.

For: Cats


How it works: Hyperthyroidism is a condition that occurs when the thyroid gland produces too much thyroid hormone. Tapazole inhibits the production of thyroid hormones.

Cautions: Blood tests must be done to check for proper dosage. Do not use in pregnant or nursing animals. Do not give your pet a live vaccine while giving Tapazole. Contact your veterinarian immediately if your pet develops signs of an infection.


Active Ingredient (per tablet) Amount
Methimazole 5 mg
Other Ingredients: Lactose Monohydrate, Magnesium Stearate, Starch (corn), Pregelatinized Starch and Talc.


Dosage & Administration: Give this medication exactly as directed by your veterinarian. Do not give in larger amount, or give it for longer than recommended by your veterinarian. Follow the directions on the prescription label. If you do not understand the directions ask the pharmacist or veterinarian to explain them to you. Tapazole can be given with or without food. Allow plenty of water for the pet to drink. Store Tapazole at room temperature away from moisture and heat. Keep this medication away from children and pets.


Tip: Do not use in pregnant or nursing animals. Tapazole can be given with or without food.

Pet Weight Dosage
Cats: All weights The usual initial dose varies from 2.5-5 mg two or three times a day. Periodic blood testing is required to monitor liver function and for any toxic effects on blood cells
Horses: X X
Dogs X X
Storage: Store Tapazole at room temperature away from moisture and heat.

Possible side effects of Tapazole: If any of the following serious side effects occur, stop using Surpass and seek emergency veterinary medical attention; an allergic reaction (difficulty breathing; swelling of the lips, tongue or face; hives). Other side effects that may occur include weight loss, colic, diarrhea, yellowing of the gums, skin or whites of the eyes. Serious adverse reactions associated with this drug class can occur without warning and, in rare instances, result in death. Discontinue the use of Surpass and contact your veterinarian immediately if these signs are observed. Other side effects may also occur. Talk to your veterinarian about any side effect that seems unusual or bothersome to the animal.

If you miss giving a dose: Give the missed dose as soon as you remember during the same day. However, if you don¿t remember until the next day, skip the dose you missed and give only the next regularly scheduled dose. Do not give a double dose of the medication.

If you overdose the pet: Seek emergency veterinary medical treatment. Symptoms of Tapazole overdose may include nausea, vomiting, upset stomach, joint pain, headache, fever, itching, swelling, and easy bruising or bleeding.

What should I avoid while giving Tapazole: Do not give the pet a ¿live¿ vaccine while the pet is taking Tapazole. Contact your veterinarian at once if your pet develops signs of an infection.

What other drugs will affect Tapazole: Tell your veterinarian if your pet is taking theophylline (Theo-Dur), warfarin (Coumadin), digoxin (Lanoxin), a beta blocker such as atenolol (Tenormin), metoprolol (Lopressor), or propranolol (Inderal). Drugs other than those listed may also interact with Tapazole. Talk to your veterinarian or pharmacist before giving any prescription or over the counter medicines.