Breastfeeding is a special and important physiological period in a woman’s life, and the traditional belief is that it is not easy to get pregnant during breastfeeding, even without contraception. Studies have shown that the first ovulation in postpartum non-lactating women usually occurs about 45 days after delivery, with the earliest ovulation occurring about 28 days after delivery. Therefore, non-lactating women should start contraception 3 weeks after delivery, while nursing mothers should start contraception 6 weeks after delivery to prevent unplanned pregnancies. So, how should I use contraception while breastfeeding? I. Placement of intrauterine device The time of placement is 42 days after delivery, and the dew is clean, the wound is basically healed, and the uterus is back to normal, you can go straight to the intrauterine device. For breastfeeding mothers who choose to have a cesarean section, the IUD can be placed six months after delivery. The application of this contraceptive method can achieve better results, it is a reversible contraceptive method, the contraceptive rate can reach 94% to 99% or so. Second, the male condom for postpartum poor physical condition of breastfeeding mothers, the application of male condom contraceptive methods can bacterial viral transmission and the occurrence of infection to play a suppressive role, but also on the effective prevention of sexually transmitted diseases. This contraceptive method is the most commonly used method of contraception when couples have sex, the contraceptive rate is high, reaching about 99.6%. Third, the single progestin contraceptive method single oral progestin contraceptive method, subcutaneous contraceptive implants, long-acting contraceptive injection, etc.. The monoprogestational contraceptive method does not affect breastfeeding, has no effect on milk volume and its composition, and has no direct effect on the intellectual development of infants. Some mothers are also prone to a series of side effects, such as weight gain and increased menstrual flow, effectively prolonged periods and irregular bleeding, etc. If a breastfeeding mother plans to have a second child within 2 years, she is advised not to use this product. If a breastfeeding mother plans to have a second child within 2 years, she should be advised not to use this product. Tubal ligation can be performed at the same time as delivery, which is convenient and safe, less expensive, and reduces the risk of ovarian cancer. This type of contraceptive method does not affect the mother’s menstruation, endocrine, or sexual pleasure, and does not inhibit lactation, with an efficiency of 94% to 97%. It should be noted that the vaginal contraceptive film is a water-soluble film, and if the vagina of the mother is relatively dry during the breastfeeding period, the film does not dissolve easily, resulting in the failure of the contraceptive. Six, emergency contraception 6 weeks after childbirth, if the occurrence of no measures to protect sex, you can apply progestogen emergency contraceptive pill way to contraception, this is a way to mend the sheep, can not be used as a regular method. Seven, lactation amenorrhea contraceptive method Applicable to a short period after childbirth, and need to meet three requirements: amenorrhea, exclusive breastfeeding and within 6 months after childbirth, the conditions can not be met, should take other contraceptive measures. VIII. other contraceptive measures such as oral contraceptive drugs, in vitro contraception, safe period contraception, etc. These contraceptive methods are not safe and their contraceptive effect is not good, so they are not recommended for contraception during breastfeeding. References: [1] Li Hongyan. Choice of contraceptive methods for lactating women [J]. Chinese and Foreign Health Digest, 2013(47):257-258. [2] Hu Meiju. All you need to know about postpartum contraception for breastfeeding mothers[J]. Oriental Medicine,2019(9): 1-1.