Tapazole
Brand names,
Tapazole
Analogs
Tapazole
Brand Names Mixture
Tapazole
Chemical_Formula
C4H6N2S
Tapazole
RX_link
http://www.rxlist.com/cgi/generic3/methim.htm
Tapazole
fda sheet
Tapazole
msds (material safety sheet)
Tapazole
Synthesis Reference
No information avaliable
Tapazole
Molecular Weight
114.17 g/mol
Tapazole
Melting Point
146 oC
Tapazole
H2O Solubility
275 g/L
Tapazole
State
Solid
Tapazole
LogP
-0.34
Tapazole
Dosage Forms
Tablet (5 or 10 mg)
Tapazole
Indication
For the treatment of hyperthyroidism, goiter, Graves disease and psoriasis.
Tapazole
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.
Tapazole
Absorption
Rapid with an oral bioavailability of 93%.
Tapazole
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.
Tapazole
Patient Information
Patients should be instructed to report to their physicians any symptoms of agranulocytosis, such as fever or sore throat.
Tapazole
Organisms Affected
Humans and other mammals