Effects of α tocopherol and β carotene supplements on symptoms, progression, and prognosis of angina pectoris

摘要

Conclusions-There was no evidence of beneficial effects for α tocopherol or β carotene supplements in male smokers with angina pectoris, indicationg no basis for therapeutic or preventive use of these agents in such patients. Objective-To evaluate the effects of α tocopherol and β carotene supplements on recurrence and progression of angina symptoms, and incidence of major Coronary events in men with angina Pectoris. Design-Placebo controlled clinical trial. Setting-Te Finnish α tocopherol β caro- Tene cancer prevention study primarily Undertaken to examine the effects of α tocopherol and β carotene on cancer.