Diabetic retinopathy can be treated by medication, laser treatment and Chinese medicine. 1. Drug therapy: patients need to follow the doctor’s instructions to apply drugs to improve microcirculation, such as calcium hydroxybenzenesulfonate. At the same time, patients need to cooperate with doctors to carry out metabolic therapy to manage the fluctuation of blood glucose, and can take insulin-promoting drugs such as glibenclamide and gliclazide, or thiazolidinediones such as rosiglitazone and pioglitazone as prescribed by doctors. If the oral medication cannot control the fluctuation of blood sugar, insulin injection should be applied under the instruction of doctor. 2. Laser treatment: commonly used laser treatments include total retinal laser treatment, macular localized photocoagulation treatment and so on. 3. Traditional Chinese medicine: In addition, research shows that patients can also follow the doctor’s instructions to apply the compound danshen drip pill, qi ming granules, thrombus capsule and other proprietary Chinese medicines, to a certain extent, can play a supplementary therapeutic role. Diabetic retinopathy is one of the chronic complications of diabetes mellitus. Patients should actively cooperate with doctors in treatment, strengthen daily life management, and follow up on time.