Sodium vitreous acid eye drops are mainly used for the treatment of dry eye, Sjölder’s syndrome, dry syndrome, etc. They are also used after surgery, trauma, and contact lens wear, etc. It is recommended to choose accordingly under the guidance of a doctor to avoid the wrong medicine, which may lead to further aggravation of the condition. The main adverse reactions of sodium vitreous acid eye drops are very few. Itching, irritation, congestion, diffuse superficial keratitis and other corneal disorders may occur, etc. When these symptoms occur, the specific cause should be identified in the hospital.