A woman’s abdominal distension and painful urination and lumbar pain may be caused by pelvic inflammatory disease, bladder stones and other diseases; the cause of the disease is different, the use of drugs will also be different, the patient should use drugs such as levofloxacin hydrochloride capsules under the guidance of the doctor to carry out treatment. 1. Pelvic inflammatory disease: Inflammatory infections occur in the pelvic cavity usually due to pathogen infections, autoimmune imbalance and other factors. Patients will have symptoms of abdominal distension, frequent urination and lumbar pain, which will be treated with drugs such as Levofloxacin Hydrochloride Capsules and Cefixime Dispersible Tablets under the guidance of a doctor. 2. Bladder stones: bladder stones can irritate the bladder wall and bladder mucosa, resulting in abdominal distension, frequent urination, low back pain, patients can be treated with medicines such as Nephrolithon granules and Pure stone capsule under the guidance of doctors. Patients with abdominal distension and pain, frequent urination, back pain, there may be other reasons, it is recommended to go to the hospital in time for examination, choose the appropriate method of treatment. The above drugs should be used under the guidance of a professional doctor, and should not be used blindly.