Girls with back pain first need a clear diagnosis, such as menstruation, trauma, pelvic inflammatory disease, ectopic pregnancy, etc., and need to be relieved through the treatment of the cause, physical therapy, and medication. The specific effect varies from person to person. 1. Menstruation: Bleeding from the shedding of the uterine lining often causes pain and discomfort in the lower back, which can be relieved by applying hot compresses and rubbing the lower back. 2. Trauma: Traumatic low back pain can be relieved by braking and resting after eliminating fractures, and taking oral non-steroidal anti-inflammatory drugs, such as ibuprofen, under the guidance of a doctor. 3. Pelvic inflammatory disease: Pelvic inflammatory disease can be caused by upward bacterial infection, with symptoms such as low back pain, abdominal distension, lower abdominal pain, etc., which requires timely application of antibiotics, such as moxifloxacin and metronidazole. 4. Ectopic pregnancy: married women of gestational age need to ask about menstrual history, if there is menopause, accompanied by symptoms such as lower back pain, you need to timely ultrasound examination of whether there is a rupture of ectopic pregnancy, etc., through emergency surgery. The causes of low back pain in women also include herpes zoster, urinary stones, lumbar vertebral fractures and lumbar spine tumors and other diseases, it is recommended that female patients with low back pain consult a doctor in a timely manner to identify the causes and standardize the treatment under the guidance of the doctor.