Pelvic inflammatory disease with pain in the lower abdomen can be treated symptomatically by giving pain relief, for example, you can take ibuprofen. Ibuprofen can cause gastrointestinal reactions, so it is best to take it orally with meals. The reason why small abdominal pain occurs is mainly due to the chronic inflammation of the pelvis, resulting in pelvic tissue adhesion, which is the cause of abdominal pain. Clinically, it is still necessary to actively treat the primary disease, it is recommended to give broad-spectrum antibiotics, plus the treatment of anaerobic bacteria metronidazole together with medication, 7 consecutive days of oral or intravenous medication for 7 days. And you can do microwave treatment of the lower abdomen, through thermal circulation to promote local metabolism to accelerate blood flow, it will promote the absorption of inflammation.