Due to the fact that the active ingredient in Sativex is cannabis, you may be led to believing that any FDA approval would make life rather difficult for the US government when it comes to the legal status of medical marijuana. ... That's because, without the help of government subsidies, Sativex is incredibly expensive.

Can you get high from Sativex?

Unlike using or smoking cannabis, Sativex® should not make you feel 'high' when being taken at prescribed doses. Sativex® may make you feel dizzy and drowsy, or give you a feeling like being drunk, especially when you first start taking it.

Is Sativex any good?

How well does Sativex work? Sativex doesn't work for lots of people. But for those it does work for, their spasticity symptoms get significantly better. When people use Sativex around 7 in 10 of them see their spasticity reduce by at least 20%.