Therapeutic Group: Cardiovascular Presentation Ridel ER 500: Each extended release tablet contains Niacin (nicotinic acid) USP 500 mg. Description Ridel tablet is a preparation of Niacin. It is proven effective at lowering VLDL, LDL, total cholesterol and triglyceride levels while raising HDL levels. So Niacin has been prescriped for the treatment of cardiovascular disease particularly […]