If your eyes are dry and sore, consider it to be caused by dry eye. It can usually be treated with artificial tear type eye drops. There are many causes of dry eyes, so when treating it, the first thing to do is to treat the cause. If, for example, it is caused by environmental factors, such as often facing cell phones and computers for a long time, often brought in air-conditioned rooms, or staying up late working overtime, it is crucial to first develop good eye habits and ensure sufficient sleep; for patients with lid gland dysfunction, dry eye treatment is also needed, including hot compresses on the eyelids, lid gland massage, etc.; for dry eye caused by allergic conjunctivitis, it is still necessary to use Anti-allergic eye drops; it may also be caused by systemic diseases, such as dry syndrome, which also needs to be treated in rheumatology. If the diagnosis of dry eye is confirmed, local supplementation of artificial tear type eye drops is generally considered. There are many similar eye drops available clinically, but it is best to choose preservative-free drops. Because the treatment of dry eye, which may take some time, the long-term use of eye drops containing preservatives will also destroy the function of the conjunctival cupped cells, which can aggravate the symptoms of dry eye. In addition to this type of eye drops, low concentration hormonal eye drops and non-steroidal eye drops can also be ordered for treatment according to the condition as appropriate, and these need to be used according to medical advice.