How do cats with hyperthyroidism die?
Feline hyperthyroidism is a common endocrine disorder in older cats, caused by the overproduction of thyroid hormone. Left untreated, hyperthyroidism can result in heart failure and other complications, and can even lead to death.
How long has my Cat been on methimazole?
My cat was on methimazole for about 3.5 years, but pill form not transdermal. She did ok for most of that time and I was able to dose her with pill pockets for much of that time. You do have to keep up with thyroid level checks though.
How to manage hyperthyroid cats that become resistant to methimazole?
How to Manage Hyperthyroid Cats that Become Resistant to Methimazole. Initially, her daily dosage was 5 mg (divided twice daily). Over the years, it has become necessary to increase this first up to 10 mg/day, then to 15 mg (daily doses divided into 2-3 doses per day). This 15-mg dosage was effective at controlling her hyperthyroidism…
When to see a vet for methimazole allergy?
If your cat has any of these symptoms when taking methimazole, you need to see your veterinarian right away. Since some of these symptoms (vomiting, weight loss, weakness) are also signs of hyperthyroidism, you may not notice them right away. The most common signs you should watch for include:
When to decrease the daily dose of methimazole?
The findings of low serum free T4 with high TSH concentrations is diagnostic for iatrogenic hypothyroidism; in those cats, the daily dose of methimazole should be decreased. References: Peterson ME, Aucoin DP. Comparison of the disposition of carbimazole and methimazole in clinically normal cats.
My cat was on methimazole for about 3.5 years, but pill form not transdermal. She did ok for most of that time and I was able to dose her with pill pockets for much of that time. You do have to keep up with thyroid level checks though.
The findings of low serum free T4 with high TSH concentrations is diagnostic for iatrogenic hypothyroidism; in those cats, the daily dose of methimazole should be decreased. References: Peterson ME, Aucoin DP. Comparison of the disposition of carbimazole and methimazole in clinically normal cats.
How often should I give my Cat carbimazole?
Therefore, I strongly recommend twice daily dosing of methimazole to help ensure better control of the cat’s hyperthyroid state. If once-daily treatment is insufficient and twice-daily treatment causes compliance issues, a sustained carbimazole formulation (Vidalta, MSD Animal Health) can be tried at 10 to 15 mg, once a daily (13).
How often should I give my Dog methimazole?
Once absorbed, methimazole is taken up by the thyroid and stays there working to block T4 secretion for up to 24 hours. So giving every 12 hours is fine… no need to give the medication 3 times a day. We use transdermal methimazole because vomiting and anorexia are common sider effects from oral administration.