Efficacy of Folic Acid Therapy in Primary Prevention of Stroke Among Adults With Hypertension in China: The CSPPT Randomized Clinical Trial

Hypertension is the leading cause of stroke worldwide. In China, an estimated 300 million people have high blood pressure, increasing their risk of stroke. Blood levels of folic acid, an essential B vitamin, are low for much of the Chinese population, and in 2014, a large randomized trial reported a reduction in stroke with the addition of folate to enalapril. In this video, a trial coauthor explains the findings.