Low back pain in early pregnancy may be due to hormonal changes in the body and does not require treatment. In addition, pelvic inflammatory disease and lumbar muscle strain in early pregnancy will also have the symptom of lumbar pain, which needs to be treated with medication, as well as general measures to regulate. 1. Hormonal changes in the body: the secretion of estrogen in the body will increase in early pregnancy, which will stimulate the ligaments of the waist to relax, and the patient will experience back pain. This is a normal physiological phenomenon, do not need to take measures to treat, usually after resting the symptoms will be relieved. 2. Pelvic inflammatory disease: pregnant women in the early stages of pregnancy pelvic inflammatory disease will also have the symptoms of lumbosacral pain, the patient can use amoxicillin, cefixime and other antibiotics under the guidance of the doctor. 3. Lumbar muscle strain: pregnant women in early pregnancy lumbar muscle strain can be manifested as lumbar pain, pregnant women should ensure enough rest, can be under the guidance of the doctor to carry out lumbar back muscle exercise. In addition, the patient should avoid weight bearing on the waist, should not stand or sit for a long time, if necessary, you can wear a waist protector. In addition, you can also massage, massage therapy under the guidance of a professional physician. If the back pain in early pregnancy is caused by hormonal changes in the body, it can be left untreated. If it is a disease that causes pregnant women to experience back pain in early pregnancy, they need to consult a doctor in a timely manner and follow the doctor’s instructions to choose the appropriate measures for treatment.