- Feb 10, 2012
I have been taking Methimazole for about 30 days now. The hot spells are starting to lessen...

Hyperthyroidism is a condition caused by an overactive thyroid gland. The gland makes too much T4 and T3 hormones. Hormones are substances that affect and control many important functions in the body.
Thyrotoxicosis; Overactive thyroid