It is possible to have an IUD after delivery while breastfeeding. Generally, the IUD is applied 3 months after the normal delivery and 6 months after the cesarean delivery. If your period has returned during this period, the IUD should be inserted 3-7 days after your period is clean. The main purpose of the IUD is to avoid pregnancy, because it is best to wait for 2 years or more before getting pregnant after a cesarean section. If you don’t want to get an IUD, the most common method nowadays is to wear a condom to prevent pregnancy. It is not recommended to take the pill during breastfeeding because it will have an effect on breastfeeding. So you can choose the IUD and condom to contraception, this method is the best two options for women who are breastfeeding.