Lumbar pain after giving birth to a child can be treated by bed rest, physiotherapy and other methods, try to avoid choosing medication. 1. In the late stages of pregnancy, the rapid growth of the fetus will aggravate the pressure on the lumbosacral pelvis and other parts of the muscle ligaments and other tissues, and the long-term pulling and stretching may cause chronic injuries, and after giving birth to a child there will be the symptom of lumbar pain. It is recommended that patients try to rest in bed, in the lying state of the lumbosacral muscles and ligaments are pulled to reduce, can promote healing. 2. You can choose hot compresses, baking, massage and tuina for the lumbar region, sacroiliac joints, pelvis and other parts of the body to promote blood circulation and injury repair to relieve pain. 3. After giving birth to a child, that is, enter the breastfeeding period, the drug may enter the breast milk, the baby’s development may cause some impact, generally do not recommend oral medication for treatment after giving birth to a child. If you have back pain after giving birth to a child, it is recommended that you go to the hospital for medical examination, improve the examination and receive regular treatment.