There are more reasons for patients to experience nerve pain in the eyes, which may be caused by herpes zoster infection, and may also be caused by migraine and glaucoma. 1. Herpes zoster infection: If the patient is infected with herpes zoster virus, it may lead to nerve damage, causing the patient’s eyes to experience nerve pain and other uncomfortable symptoms. 2. Migraine: Migraine sufferers may also experience eye pain and other discomforts. 3. Glaucoma: Glaucoma patients with elevated intraocular pressure may experience eye pain, accompanied by nausea, vomiting and other symptoms. It is recommended that patients with significant eye pain consult a doctor promptly to assess their condition and follow the doctor’s instructions for treatment.