Browse drug classes

Find a class, then browse its recorded medications and Ontario listing requirements.

Anti-Thyroids

Browse ingredients, then choose a strength and product. Ontario inventory only; not a treatment recommendation.

1 ingredient · 6 matching product records. Ontario extract: 2026-08-26.

Ingredient / brandsStrengths and formsOntario listingsBrowse
METHIMAZOLETapazole, Mar-Methimazole, Jamp Methimazole5mg Tab; 10mg TabGeneral benefit; Off-Formulary Interchangeable, not an ODB benefitVaries by product. Open the list to check.View 6 products

Not seeing a product? Search Canadian records by medication name or DIN. Absence from this Ontario extract does not establish non-coverage. Open an exact product for its dated Health Canada status; a listing is not a stock check.

Class sources and program rules

Ontario Ministry of Health: odb-formulary-ed43-extract-2026-08-26.xml, extract 2026-08-26. Ontario class index: formulary-ed43-front-matter.txt, Part V.

68:38 Anti-Thyroids.