If a pregnant woman has back pain, it is often due to the existence of low back muscle fatigue or osteoporosis during pregnancy and other factors. At this time, the patient can first take bed rest, physiotherapy and other treatments. If the pain cannot be relieved, medication can be taken under the guidance of a doctor. 1. Bed rest: It is recommended that this kind of patients can first take a short period of bed rest in the supine position, so that the back muscles can relax. After that, the patient can change to sleep on the left side to prevent the blood supply of the fetus from being affected. 2. Physiotherapy: Pregnant women can take the side lying position, gentle massage on the symptomatic areas, and use hot compresses or moxibustion and other physiotherapy methods, specific recommendations follow the doctor’s instructions. 3. Medication: For patients with severe muscle spasms, some medicines with the effect of activating blood circulation and removing blood stasis, such as Yunnan Baiyao cream, can be used externally under the close attention of doctors. For patients with osteoporosis during pregnancy, some anti-osteoporosis drugs can be applied, such as calcium carbonate, osteotriol and other drugs. The use of specific drugs need to follow the doctor’s instructions.