If a patient has dry, itchy eyes, the preferred method of treatment is topical medication. When a patient has dry and itchy eyes, it is clinically important to consider the dry eye that the patient should have developed. Dry eye is a very common eye disease in the ophthalmology clinic, especially in recent years with the widespread popularity of electronic products, the incidence of dry eye is also increasing, many people’s eyes will appear dry feeling, foreign body sensation, and even itchy feeling. At present, the clinical treatment for dry eye is mainly local medication, and most patients are advised to use artificial tears without preservatives to spot their eyes. The symptoms of dry and itchy eyes can be cured with topical medication.