NHS for his epilepsy have been thrown a lifeline by a generous company.Little Murray Gray, eight, from Edinburgh needs cannabis oil to prevent debilitating epileptic seizures.But the medicine costs £1,400 a month which his family have been fundraising to pay for - despite the medicine being available on the NHS for the past two years.Murray was diagnosed with Doose syndrome, a severe form of epilepsy, in 2017 and had up to 12 seizures a day.After he ended up in a vegetative state in hospital,