The use of eye drops for pterygium is described in two aspects, as follows: 1. If the pterygium is not very large and not intended for surgery: i.e., the pterygium is not very long, not very fat, not very elevated, and temporarily does not want to do surgery, but is afraid that it will grow too fast, this time you can use non-steroidal anti-inflammatory drugs, such as pralofen, diclofenac sodium, to reduce the conjunctival congestion, and to assist in wearing sunglasses This is a non-surgical use. 2, perioperative eye drops medication: the perioperative period includes preoperative and postoperative. Pre-operatively, it is recommended to order levofloxacin or Tobias, which are antibiotic eye drops, and then to order pralophine to prevent recurrence. Postoperatively, there are three kinds of drugs: artificial tears, antibiotics and anti-inflammatory drugs. Artificial tears are recommended to be ordered with Shanghai Dew, because it is preservative-free and causes less damage to the ocular surface. Antibiotics are also routinely used as broad-spectrum antibiotics, such as levofloxacin or Tobex. In severe cases, such as some patients with more inflammation and larger pterygium, a low concentration of hormone, such as flumetron, or a non-steroidal anti-inflammatory drug, such as pralofen or diclofenac sodium, can be added. These are the commonly used eye drops for pterygium. In short, for those who do not have surgery, you can order the medicine that the people say can remove red blood. In the case of doing hands, antibiotic eye drops should be routinely ordered before and after surgery.