My father age is 61 and when he was face his first angiography in gb Panth hospital Delhi dr said that his three artires are block artries RCA is 100 percent block and other two are 80 percent and dr refer him to bypass surgery but I was seen a therpy of natural bypass and biochemical therpy for naturally opening block artries and natural bypass without opration so I want to know is their is possibility to go for natural bypass and biochemical process for my father how much risk in this process