GW Pharmaceuticals to Report Q1 Financial Results and Host Conference Call on 7 February, 2017

LONDON, Jan. 30, 2017 -- GW Pharmaceuticals plc (Nasdaq:GWPH) (“GW” or “the Company”), a biopharmaceutical company focused on discovering, developing and commercializing novel therapeutics from its proprietary cannabinoid product platform, will announce on 7 February, 2017 its first quarter financial results for the period ending 31 December, 2016. GW will also host a conference call the same day at 8:30 a.m. EST. Conference call information will be provided in the financial results press release. A replay of the call will also be available through the Company's website (www.gwpharm.com) shortly after the call.

About GW Pharmaceuticals plc

Founded in 1998, GW is a biopharmaceutical company focused on discovering, developing and commercializing novel therapeutics from its proprietary cannabinoid product platform in a broad range of disease areas. GW is advancing an orphan drug program in the field of childhood epilepsy with a focus on Epidiolex^® (cannabidiol), which is in Phase 3 clinical development for the treatment of Dravet syndrome, Lennox-Gastaut syndrome, Tuberous Sclerosis Complex and Infantile Spasms. GW commercialized the world’s first plant-derived cannabinoid prescription drug, Sativex^®, which is approved for the treatment of spasticity due to multiple sclerosis in 31 countries outside the United States. The Company has a deep pipeline of additional cannabinoid product candidates which includes compounds in Phase 1 and 2 trials for glioma, schizophrenia and epilepsy. For further information, please visit www.gwpharm.com.

Enquiries:

GW Pharmaceuticals plc
Stephen Schultz, VP Investor Relations (U.S.)
917 280 2424 / 401 500 6570