Long-term use of contraceptive pills by women will cause greater harm to the body, such as irregular menstruation, amenorrhea, endocrine disorders, liver function abnormalities and so on. Contraceptive pills are divided into long-acting, short-acting and emergency contraceptive pills, with estrogen and progesterone as the main ingredients. Long-term use of contraceptive pills will adversely affect a woman’s own hormone levels, resulting in menstrual irregularities, which are manifested by delayed periods, decreased menstrual flow, irregular vaginal bleeding, dysmenorrhea, etc. It will inhibit the growth of the uterine lining, and in severe cases, amenorrhea and even infertility will occur. Long-term use of birth control pills will also affect the normal function of the ovaries, resulting in endocrine disorders, which may lead to symptoms such as weight gain, breast tenderness and vaginal bleeding. In addition, long-term use of birth control pills may affect liver function, so women who take birth control pills for a long time should have regular liver function tests. Therefore, long-term use of birth control pills is more harmful to women, it is recommended to choose condoms, contraceptive rings and other contraceptive methods of reasonable contraception.