Pass it on: Because it takes longer for people to get high from an oral form of marijuana, there is little potential for abuse of a marijuana - based mouth spray. (scientificamerican.com)
Sativex, a cannabis - derived mouth spray, was licensed in the UK in 2010 as an additional treatment for moderate to severe spasticity in multiple sclerosis. (politics.co.uk)
And if cannabis is safe, its still debatable whether its safer to take it as a pill or mouth spray rather than smoking it. (health.com)