Usual Adult Dose for Hyperthyroidism:
Initial dose: Mild hyperthyroidism: 15 mg orally per dayModerately severe hyperthyroidism: 30 to 40 mg orally per daySevere hyperthyroidism: 60 mg orally per day Maintenance dose:5 to 15 mg orally per day Comments: Daily doses are usually given in 3 divided doses at approximately 8 hour intervalsUses: -For the treatment of Graves' disease with hyperthyroidism or toxic multinodular goiter in whom surgery or radioactive iodine therapy is not an appropriate treatment option.-To ameliorate symptoms of hyperthyroidism in preparation for thyroidectomy or radioactive iodine therapy.
Usual Pediatric Dose for Hyperthyroidism:
Initial dose: 0.4 mg/kg orally per dayMaintenance dose: 0.2 mg/kg orally per day (approximately half the initial dose) Comments: Daily doses are usually given in 3 divided doses at approximately 8 hour intervals
 Detailed Methimazole dosage information
