Browse drug classes

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

Psychotherapeutic Agents

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

61 ingredients · 1124 matching product records. Ontario extract: 2026-08-26.

Ingredient / brandsStrengths and formsOntario listingsBrowse
TRYPTOPHANTryptan, Ratio-Tryptophan, Apo-Tryptophan500mg Cap; 500mg Tab; 750mg Tab; 1g TabOff-Formulary Interchangeable, not an ODB benefitView 11 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.

28:16:04 Antidepressants.

28:16:08 Tranquilizers.

28:16:12 Other Psychotropics.