During the period of taking the long-acting contraceptive pill, sex is not affected, no matter which day you have intercourse, it will not have any effect on the contraceptive effect, but during the period of taking the pill, you must strictly follow the instructions to take it. Generally, long-acting contraceptive pills are counted from the day of menstruation, the fifth day after lunch to start taking a dose, after an interval of 20 days and then take a second dose, in the clinic will achieve the purpose of adequate contraception. However, long-acting contraceptive pills are a combination of estrogen and progesterone, and can have their side effects, such as causing obesity, leading to pigmentation on the face, and the possibility of irregular vaginal bleeding. It is recommended that before taking long-acting contraceptives, you must go to the hospital to do the appropriate health checks, to understand the basic health of the body, because after all, long-term use of contraceptives, may lead to liver and kidney function caused by the impact of the appropriate examination, must do the appropriate examination, there is no contraindications before you can take.