Multiple sclerosis patients in the UK are to be able to get a cannabis-based pain-relief drug from their doctor for the first time, it has been announced.
Sativex has already been licensed for use in Canada to relieve pain in people with MS.
The Home Office has now said the drug can be imported to the UK for individual patient's use.
MS charities welcomed the development as a step towards the drug being fully licensed for use on the NHS.
Shares GW Pharmaceuticals' have jumped by 20% since news of the Home Office announcement emerged.