methimazole(Tapazole)
Thionamide antithyroid agent
Pronunciation
/mɛˈθɪməzoʊl/
International Phonetic Alphabet (IPA). Say it aloud once — you will remember it forever.
At a glance
- Generic name
- methimazole
- Brand names
- Tapazole
- Therapeutic class
- Thionamide antithyroid agent
- Mechanism (summary)
- <!-- AI-DRAFTED: 2026-06-24 -->
Clinical pearls
- Take at the same time each day, with or without food.
- Report fever, sore throat, mouth sores, fatigue (agranulocytosis).
- Report yellowing of skin or dark urine (hepatotoxicity).
- Avoid in first trimester of pregnancy (aplasia cutis); use PTU instead.
- ### NAPLEX practice notes
Related drugs in this class
Sources
See how methimazole appears in NAPLEX-style questions
PharmDHub Premium includes a full drug card, dosing, boxed warnings, drug-drug interactions, and practice questions built around this drug.