Nicotinic acid esterification scientific name called six niacin inositol,2,3,5 shun - 1 - anti - 4, 6 - cyclohexane, also known as ester inositol nicotinate smoke muscle niacin inositol six inositol nicotinate blood flux injection, etc., have lower cholesterol to expand peripheral vascular function, can be used in the treatment of hypercholesterolemia and sclerosis of arterial congee appearance Now clinically used for hyperlipidemia Coronary heart disease (CHD)  Adjuvant treatment of various peripheral vascular disorders (such as obliterative arteriosclerosis, acro-arterial spasm, frostbite, vascular migraine, etc.) .