What should you do if you have adverse reactions after taking birth control pills?

　　(1) Short-acting oral contraceptives:

　　22 tablets per cycle. Start taking it on the fifth day of menstruation, and take it for 22 consecutive days, one tablet a day. Menstruation will occur 3-5 days after stopping the medication. This medicine is suitable for women who live with their husbands for a long time. Medications include oral contraceptives I, B, etc.

　　(2) Long-acting oral contraceptives:

　　Taking the pill only once a month can prevent pregnancy for 1 month. It is suitable for women who live with their husbands for a long time and cannot insist on taking short-term contraceptive pills every day, but it is not suitable for long-term use. Drugs include compound 18 A, compound ethinyl estradiol, etc.

　　(3) Quick-acting contraceptive pills:

　　The advantage is that the time of use is not restricted by menstruation, and it can be effective when taken on any day of the menstrual cycle. It is suitable for women who are separated in two places or visiting relatives. Medications include norethindrone tablets, megestrol, etc.

　　(4) Long-acting contraceptive injection:

　　Monthly injection of 1 injection can prevent pregnancy for 1 month. However, it can easily lead to prolonged menstruation, shortened cycles, and increased menstrual flow. Drugs include compound progesterone caproate injection.

　　Oral contraceptives for men include gossypol. People can make reasonable choices based on their physical condition and the length of cohabitation time to achieve contraceptive purposes.

　　Common adverse reactions and symptomatic treatments for oral short-acting contraceptives.