• Cannabis contains many active substances.
  • Here is an overview of those whose effects have been confirmed in the past, and today they are relieving pain in some diseases.


Cannabis or marijuana has been used for years for medical purposes. Several types of cannabinoid medicines are available in the US and Canada . Dronabinol (Scheme III), Nabilone (Scheme II) and Nabiximoles (not US approved by Food and Medical Administration) are drugs made from marijuana. Medical cannabis or medical marijuana, a deciduous plant cultivated for the production of leaves and flowering heads, is grown just for these purposes, but patients also receive it through free cannabis dispensing points or through national programs.

Effects of individual substances

The effects of cannabinoid compounds on cannabinoid receptors (CB1A CB2) found in the brain may elicit various pharmacological responses based on the characteristics and characteristics of the patient. Cannabinoid Δ9-tetrahydrocannabinol has been found to have primary psychoactive effects; the effects of several other key cannabinoid compounds have not been fully elucidated.

Dronabinol and nabilon are indicated for the treatment of nausea and vomiting associated with cancer chemotherapy and anorexia associated with weight loss in patients with acquired immune syndromeinadequacy.

However, pain and muscle cramps are the most common reasons why medical cannabis is recommended. Medical cannabis studies show significant improvements in various types of muscle pain and spasticity. The undesirable effects reported are usually not severe, with dizziness being the most common.

Concerns about safety when takencannabis include an increased risk of developing schizophrenia, memory impairment and cognition, accidental consumption of cannabis by children, and lack of cannabis safety packaging in the form of drugs.