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Formerly |
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Company type | Subsidiary |
Nasdaq: GWPH | |
Industry | Pharmaceutical industry |
Founded | 1998 |
Founder |
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Headquarters | Cambridge, United Kingdom |
Key people | Justin Gover (CEO) |
Products |
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Revenue | ![]() |
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Total assets | ![]() |
Total equity | ![]() |
Number of employees | 1,161 (2020) |
Parent | Jazz Pharmaceuticals |
Website | gwpharm |
Footnotes /references [2] |
GW Pharmaceuticals Limited [1] 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.
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]
Later in 1998, GW Pharmaceuticals entered into a contract with Hortapharm B.V., a cannabis research and development corporation based in Amsterdam. [6] [7]
In 2001, GW Pharmaceuticals listed on the Alternative Investment Market, the junior market of the London Stock Exchange. [8] In May 2013, the company became dual-listed on the NASDAQ and AIM. [9]
In 2014, the company made a deal with New York to develop clinical trials using cannabidiol (CBD) to treat children who suffer from seizures and other medical complications. [10]
In May 2021, Jazz Pharmaceuticals acquired the company. [11] [12]
Nabiximols (trade name Sativex) is a botanical drug that is a cannabis extract, administered as a mouth spray; it was approved in the UK in 2010 as a treatment for multiple sclerosis (MS) patients to alleviate neuropathic pain, spasticity, overactive bladder, and other symptoms. [13]
Nabiximols is made with two unknown Cannabis strains, and is extracted with ethanol and carbon dioxide. [14]
In 2020, GW Pharmaceuticals concluded a partnership with Bayer for the distribution of Sativex in the UK. [15] It has an estimated annual production of 100 tons of medicinal cannabis. [16]
In 2015, GW Pharmaceutical initiated Phase 3 clinical trials of cannabidiol oral solution for treatment of two rare disease in children – Dravet syndrome and Lennox–Gastaut syndrome. [17] In August 2015, GW received FDA Fast Track Development Program designation from the US Food and Drug Administration for use of the drug candidate to treat newborns with epilepsy. [18]
The drug, under the brand name Epidiolex, was given US Food and Drug Administration approval in June 2018. [19] [20] It was subsequently given European EMA approval in September 2019 under the brand name Epidyolex. [21] [22]