Back pain caused by belly pain is usually a clinical symptom of shingles infection. Herpes zoster is a common clinical condition that causes belly pain when it occurs and can cause skin pain in the lower back. Herpes zoster is a common clinical condition that occurs when a patient’s immune function decreases, such as when the patient stays up late, is tired, or has a combination of diabetes or malnutrition. Herpes zoster is a viral infection, the main clinical symptom is pain in the skin of the lower back and abdomen, and often blisters appear in the lesion area. Patients are advised to visit the dermatology department promptly and antiviral treatment is required after a clear diagnosis. The pain in the belly and lower back caused by herpes zoster is so intense that it can be treated with pain relief, usually by choosing oral medication for pain.