methimazole

[ me-thim-uh-zohl, -thahy-muh- ]
/ mɛˈθɪm əˌzoʊl, -ˈθaɪ mə- /

noun Pharmacology.

a white crystalline substance, C4H6N2S, that inhibits thyroxin synthesis, used in the treatment of hyperthyroidism.

Origin of methimazole