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Cannabis contains substances that affect the brain and body, including THC and CBD. THC causes the intoxicating effects of cannabis. CBD is not intoxicating and may reduce some of the effects of THC; however, it does have an effect on the brain.

Cannabis is not an approved therapeutic product and the provision of this information should not be interpreted as an endorsement of the use of cannabis for therapeutic purposes, or of marijuana generally, by Health Canada. This leaflet is designed by Health Canada for patients authorized to...

Mandatory cannabis health warning messages to be used on cannabis products by federal licence holders.

This document has been prepared by the Cannabis Legalization and Regulation Branch at Health Canada to provide information on the use of cannabis (marihuana) and cannabinoids for medical purposes. This document is a summary of peer-reviewed literature and international reviews concerning...

Health Canada is issuing this notice to clinical trial sponsors to clarify key obligations under the Food and Drug Regulations (FDR) for various types of cannabis-based clinical research.

This guide provides information on the requirements of the Cannabis Act and Cannabis Regulations related to voluntary recalls of cannabis and cannabis products.

The Canadian Tobacco and Nicotine Survey (CTNS) 2019 measures the prevalence of cigarette smoking, vaping, alcohol and cannabis use among Canadians aged 15 years and older. CTNS is conducted by Statistics Canada on behalf of Health Canada.

Tables based on data collection on student tobacco, alcohol, and drug use for 2018-19.

Summary of the results associated with the data collected on student tobacco, alcohol, and drug use for 2018-19.

Summary of the data compiled through the Canadian Cannabis Survey 2019.