The market price of Tegretol 1mg, 21 tablets, is about$30. Tocopherol, also known as estradiol valerate, is a natural estrogen mainly used for the treatment of estrogen deficiency and uterine adhesions. Estrogen deficiency is manifested by low menstrual flow, irregular menstruation, thin endometrium and congenital uterine dysplasia, etc. The amount of treatment varies according to the condition. The dosage is higher in the treatment of endometrial adhesions to promote endometrial growth. The general treatment amount to 1mg, 1 tablet/day, 21 days is a course of treatment and can be used for 3 months or 6 months depending on the condition.