Does having a period on the sixth day after taking birth control pills mean I'm not pregnant?

　　"Da Yi Ma" may refer to menstruation. Having a menstrual period on the sixth day after taking contraceptive pills likely indicates that one is not pregnant. If discomfort occurs after taking contraceptive pills, it is advisable to seek medical attention promptly. Detailed analysis is as follows:

　　Common oral contraceptives include compound norethisterone tablets, medroxyprogesterone acetate capsules, and other similar medications. Generally, if menstruation begins on the sixth day after taking the pill, it usually suggests that pregnancy has not occurred.

　　Contraceptive pills work by preventing fertilization, altering the uterine environment, and inhibiting ovulation. A timely menstrual period may indicate that the endometrium has undergone normal cyclic shedding under hormonal influence, with no implantation of a fertilized egg.

　　Emergency contraceptive pills should not be taken long-term, as this may disrupt hormone levels and negatively affect the menstrual cycle and overall health. Besides taking contraceptive pills as directed, other contraceptive methods include using condoms and inserting intrauterine devices (IUDs).

　　In daily life, it is recommended to maintain a light diet, avoid staying up late, drink plenty of warm water, consume fresh vegetables such as radish and cabbage, eat fruits like apples appropriately, and maintain good personal hygiene, all of which are beneficial for health.