Blepharitis, or blepharitis, is a condition in which patients with blepharitis feel particularly itchy and can be treated with topical medications and other means to relieve symptoms. Blepharitis is a common ophthalmic disease that occurs in children and adolescents. It is caused by an acute bacterial infection of the eyelid glands, eyelash follicles, and sebaceous glands. In the early stages of inflammation, the local sensory nerve fibers may be stimulated to cause itching and other symptoms. Patients can apply antibiotic ophthalmic ointment on the eyelids under the guidance of the doctor, so as to alleviate the uncomfortable symptoms, commonly used erythromycin ophthalmic ointment, ofloxacin ophthalmic ointment, tobramycin ophthalmic ointment and so on. After suffering from granuloma, it is recommended to go to the ophthalmology department of the hospital as soon as possible for examination, and the doctor will confirm the diagnosis and adopt a targeted treatment plan according to the condition.