GW Pharmaceuticals Limited[2] is a British pharmaceutics company known for its multiple sclerosis treatment product nabiximols (brand name, Sativex) which was the first natural cannabis plant derivative to gain market approval in any country.[3] Another cannabis-based product, Epidiolex, was approved for treatment of epilepsy by the US Food and Drug Administration in 2018.[4] It is a subsidiary of Jazz Pharmaceuticals.
History
GW Pharmaceuticals was founded in 1998 by doctors Geoffrey Guy and Brian Whittle. That year, they obtained a cultivation license from the United Kingdom Home Office and the MHRA, allowing the company to cultivate, possess and supply cannabis to conduct scientific research concerning medical cannabis.[5]