A healthy artery lining ( endothelium) will release molecules of prostacyclin to keep the platelets inactive, preventing clotting. I think plavix is very important for CAD sufferers. How to lower your heart attack risk. hey Tony honestly there is no reason to stop it. It cannot be dural as that is below the skull ! I too am on a plant based diet and had a heart attack three months ago. Fish oil, folic acid, vitamin C. Find out if these supplements are heart-healthy or overhyped. I too had stents placed. I too had a heart attack with a 99 percent blockage of my left main artery. They did look at guidelines and as you remember changed them from 6 months to 1 year. 20. Also CABG in 1996 and stenting of 2 of those in 2015. Both parents had open heart surgery and I have 3 stents at the age of 58.