Foggy eyes after glaucoma surgery may be due to stress, infection, recurrence of glaucoma, complication of cataract, etc., which need to be treated with medication or surgery for the cause of the disease. 1. Stress: Early after glaucoma surgery, the foggy eyes may be due to acute stress caused by the surgery and corneal edema. This situation needs to pay attention to rest, local use of sorbitol eye drops and other treatments. 2. Infection: bacterial and other pathogen infection in the eye after glaucoma surgery, leading to acute inflammatory reaction and feeling foggy eyes. You can apply levofloxacin, tobramycin and other eye drops for treatment. 3. Recurrence of glaucoma: it can be treated with eye drops such as hairy fruit rutine, sorbitol, brinzolamide, timolol and so on, and if necessary, it can be treated with surgery again. 4. Complicated cataract: cataract is complicated after glaucoma surgery, which leads to light transmittance obstacle, thus there will be fog in the eyes. It can be treated by taking vitamin C, vitamin E, topical glutathione eye drops, Bendazac Lysine eye drops, or surgery. Take care to use the medication under the guidance of your physician.