Sodium Vitrate Eye Drops prolongs tear film breakup and can be used to treat dry eye, the harm aspect is that patients may experience redness, swelling, itching, and other uncomfortable symptoms around the eyes after using the medication. Sodium vitrate eye drops are more similar to tears, with the same viscosity and stretching as biological tears, which can relieve dry eyes, pain, foreign body sensation in the eye and other uncomfortable symptoms, can prolong the tear film rupture time, and play a protective role for the tear film, which can be used for the treatment of dry eye. The danger of sodium vitreous acid eye drops lies in whether one is allergic to the drug, some patients can have allergic reactions such as blepharitis and eyelid dermatitis after using the drug, and a few patients have uncomfortable symptoms such as redness, swelling and itching around the eyes. It is recommended that patients use sodium vitrate eye drops under the guidance of a doctor, do not use without authorization to avoid delay.