Asked by: Israel Satwant
asked in category: General Last Updated: 8th April, 2020

What is methimazole used for in cats?

Methimazole is used to treat hyperthyroidism in cats. Methimazole is used to treat overactive thyroid (hyperthyroidism). It is also used before thyroid surgery or radioactive iodine treatment. It has largely replaced propylthiouracil in this treatment process since it has a lower incidence of adverse side effects.

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Beside this, what are side effects of methimazole in cats?

Side effects of methimazole usually occur within the first month of therapy and include GI upset (10 to 20 percent of cats experience anorexia and vomiting) facial excoriation, severe thrombocytopenia, severe leukopenia, worsening elevations in serum liver enzymes or hyperbilirubinemia.

Likewise, what are the side effects of thyroid medication for cats? Other less serious side effects may occur. Continue giving methimazole and talk to your veterinarian if your pet experiences headache, drowsiness, dizziness; mild nausea, or vomiting; itching; muscle, joint, or nerve pain; swelling; hair loss.

Beside above, how long does it take for methimazole to start working in cats?

In cats, oral methimazole is rapidly absorbed, with: An oral bioavailability of 93% Maximal serum concentrations seen within 1.5 hours. Mean half-life of 3.12 hours and serum concentrations at 24 hours—after a single oral 5-mg dose—of 21.7 ± 28.9 ng/mL.

How long can a cat live with treated hyperthyroidism?

Most cats that are diagnosed with hyperthyroidism and are treated only with medical management will live an average of 3-5 years before dying of either heart failure or kidney failure. But, those 3-5 years can be good quality years.

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