If a woman experiences pain in the lower abdomen and low back pain, it is often due to chronic pelvic inflammatory disease. Since chronic pelvic inflammatory disease causes some inflammatory exudation, this can lead to adhesions in the pelvic tissues and result in lower abdominal pain as well as low back pain. This condition is aggravated by pain during menstruation or after intercourse. It is best to apply a combination of broad-spectrum antibiotics and metronidazole for the treatment of anaerobic infections, and it is recommended to stop taking the medication 5 days after taking it. Then you can next treat with Chinese medicine, for example, you can take oral vajra capsule, continuous medication for 10-15 days. During the medication period, you can also do hot compresses on the lower abdomen to promote the absorption of inflammation, and it is recommended to enhance nutrition, eat more fresh fruits or vegetables, and it is best to supplement protein, which will help improve resistance to heal as soon as possible.