How Epidyolex is produced
Epidyolex is produced in the UK at our industry leading growing and manufacturing facilities. GW Pharmaceuticals control the entire process end-to-end, from selectively breeding and growing all plants according to Good Agricultural Practice, to extraction and purification according to GxP standards, through to accurate product labelling and secure shipping. This ensures batch-to-batch consistency for all patients, so you can prescribe with confidence.
GxP, Good Practice.

The 6 stages of production
Discover the full process
Our manufacturing process ensures that only purified CBD is included in Epidyolex. Find out more about the effects of the two main cannabinoids and why it is important to differentiate between them, by discovering what CBD is.