Cannabis is known for being a Class B drug that is discouraged in society. However cannabis is also known for being a drug in the medical world due to its compounds its made out of, and the medical properties they have. It is very clear in the BNF book that cannabis is illegal and cannot be prescribed by doctors as has no medicinal use. But in fact it is cannabis extract that is legal and licensed to be medicinal. The two cannabinoids (compounds in marijuana ) that have medical properties are tetrahydrocannabinol (THC) and cannabidiol (CBD).Sativex is a prescribed drug, legal in the UK that 'contains both Dronabinol (THC) and CBD' [1] . It states that the indications( the symptoms that indicate the medical treatment is necessary) is "adjunct in moderate to severe spasticity in multiple sclerosis." Meaning it is an add-on therapy. [2] After reading this I've gone on to read about multiple sclerosis. I found out that there are two types of spasms found in Multi...