GW Pharmaceuticals is a United Kingdom-based company, focused on research, development and commercialization of cannabinoid medications. These medications will be prescribed for the treatment of neuropathic pain, cancer pain, and Multiple Sclerosis symptoms. They are mostly known for their development of and success with ">Sativex, which treats all pain and symptoms I previously listed. GW Pharmaceuticals includes Sativex Commercial, Sativex Research and Development and Pipeline Research and Development. They hold one of the largest market caps at $930 million. Stock Code: GWPRF.