Take clean chrysanthemum, use boiling water to brew, cover and soak for about 5 minutes to take. However, note that the effective dose of herbal infusion tea is limited and generally cannot achieve therapeutic effect, if you want to achieve therapeutic effect it is recommended to carry out regular treatment under the guidance of a doctor. Chrysanthemum has the effects of dispersing wind-heat, calming liver-yang, clearing the liver and improving eyesight (clearing liver fire to promote vision recovery), clearing heat and removing toxins (clearing heat and toxicity from the body), relieving redness, swelling and pain in the eyes caused by exuberant liver fire, and also treating dimness of the eyes and blurred vision caused by insufficiency of the liver and kidneys (weak liver and weak kidneys). Chrysanthemum can calm liver yang and treat dizziness after hyperactivity of liver yang (high liver yang, causing dizziness, dizziness, headache and other symptoms); chrysanthemum can evacuate wind-heat and relieve fever, cough and headache of wind-heat cold. Chrysanthemum can detoxify and clear heat, treating sores and canker sores caused by heat. Adverse reactions and contraindications are not exact. The specific use of the drug should be under the guidance of a medical professional.