Methimazole
Brand names,
Methimazole
Analogs
Methimazole
Brand Names Mixture
Methimazole
Chemical_Formula
C4H6N2S
Methimazole
RX_link
http://www.rxlist.com/cgi/generic3/methim.htm
Methimazole
fda sheet
Methimazole
msds (material safety sheet)
Methimazole
Synthesis Reference
No information avaliable
Methimazole
Molecular Weight
114.17 g/mol
Methimazole
Melting Point
146 oC
Methimazole
H2O Solubility
275 g/L
Methimazole
State
Solid
Methimazole
LogP
-0.34
Methimazole
Dosage Forms
Tablet (5 or 10 mg)
Methimazole
Indication
For the treatment of hyperthyroidism, goiter, Graves disease and psoriasis.
Methimazole
Pharmacology
Used in the treatment of hyperthyroidism or an overactive thyroid gland, methimazole inhibits the synthesis of thyroid hormones and thus is effective in the treatment of hyperthyroidism. It may also be used to ameliorate hyperthyroidism in preparation for subtotal thyroidectomy or radioactive iodine therapy.
Methimazole
Absorption
Rapid with an oral bioavailability of 93%.
Methimazole
side effects and Toxicity
Oral LD50 in rats is 2250 mg/kg. Symptoms of overdose include nausea, vomiting, epigastric distress, headache, fever, joint pain, pruritus, and edema. Aplastic anemia (pancy-topenia) or agranulocytosis may be manifested in hours to days. Less frequent events are hepatitis, nephrotic syndrome, exfoliative dermatitis, neuropathies, and CNS stimulation or depression.
Methimazole
Patient Information
Patients should be instructed to report to their physicians any symptoms of agranulocytosis, such as fever or sore throat.
Methimazole
Organisms Affected
Humans and other mammals