Taking large doses of vitamin E for a long time can cause various diseases. Among them, thrombophlebitis or pulmonary embolism, or both occur at the same time, because large doses of vitamin E can cause platelet aggregation and formation; When blood pressure rises, blood pressure can be reduced or returned to normal after drug withdrawal; Breast hypertrophy can occur in both men and women; Headache, dizziness, dizziness, blurred vision, muscle weakness;