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Warner-Lambert still in Swiss-type pain in the UK

Kingsley Egbuonu, London

Following the guidance from the Court of Appeal, Mr Justice Arnold has ruled that some of the claims of Warner-Lambert's second medical use patent for the drug pregabalin are invalid, and that Actavis has not infringed two claims directed to the use of pregabalin

Background Warner-Lambert marketed, through Pfizer, the drug pregabalin under the trade mark Lyrica for the treatment of epilepsy, generalised anxiety disorder (non-patented indications) and neuropathic pain. The basic patent protection (European Patent No. 0 641 330), supplementary protection certificate (SPC/GB04/034) and...

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