KOCHI: A 46-year-old Ayurvedic physician, who collapsed and slipped into coma after tasting a medicine he had prescribed for a patient, died at his house in Paipra near Kochi on Monday, his relatives said.Hailing from a very poor family, PA Baiju had been in comma for nine years.The incident occurred in January 2007, while Baiju was serving as the medical officer at the government ayurvedic dispensary at Bison Valley in Idukki district.He had prescribed a `kashaayam' (ayurvedic concoction) to a woman, who approached him seeking treatment for some orthopaedic problem.The woman, who consumed the diluted medicine purchased from a drug store, had fainted but survived.The woman's family and friends informed about this to the doctor. Baiju asked them to bring the medicine and to convince them that it was harmless, he consumed the medicine following which he slipped into comma.Baiju's body has been sent for autopsy at the government taluk hospital in Muvattupuzha.