Medical cannabis comes from the Cannabis Sativa, Indica and Hybrid plants. The active compounds from the plant, called cannabinoids, affect the body through specific cannabinoid receptors. Cannabinoid receptors include CB1, and CB2: CB1 is predominantly expressed in the Central Nervous System (CNS), while the CB2 is expressed primarily on the tissue and cells of the immune system. Inflammatory response.
The endocannabinoid system plays a regulatory role in a broad range of functions including:
The Endocannabinoid system has widespread regulatory functions in the body. It accounts for an array of potential therapeutic uses for cannabinoid treatment. THC in particular, as well as other phytocannabinoids in cannabis acts on the endocannabinoid system.
Health Canada has prepared a comprehensive document, to provide patients with information related to the use of cannabis and cannabis-related products for medicinal purposes.