(1) It is used for removing wind-heat and opacification of the eyes, mostly due to conjunctivitis or keratitis, and can be used in combination with Gou Jing Cao and Cicadelle. (2) It is used for eye blossoms and tears, mostly in acute and chronic dacryocystitis. 2, dredge the wind and clear heat: wood sorrel grass and ephedra is the same form, but the nature is not hot, can also sweat to relieve muscle, ascending and dispersing fire and wind-heat, for the throat swelling and pain at the beginning of the evidence. Differentiation application: Mucuna pruriens and Gu Jing Cao, both have the effect of clearing lung fire and brightening eyes, commonly used to treat wind-heat, liver fire of the eyes redness, swelling and pain, the difference is: Gu Jing Cao is long in dispersing, in addition to treating wind-heat, liver-heat eye disease, but also can stop wind-heat headache, toothache; Mucuna pruriens is mainly dispersed in the table of wind-heat, dispersing power is more obvious, to treat wind-heat cold, but also treat the eyes redness, cataracts. Combination application: 1, with Atractylodes macrocephala: wood thief grass has the function of draining wind and stopping tears, brightening the eyes and reducing opacities; Atractylodes macrocephala is classified as a dampness and spleen, but it is a common medicine for treating blue-blindness, bird blindness and other eye diseases. The combination of the two drugs can enhance the effect of draining wind and brightening the eyes, mainly for eye florescence and tears, visual illumination, night blindness and bird blindness, etc. It is more suitable for those with eye diseases and wind symptoms. 2, with acacia rice, hedgehog: acacia rice bitter cold weight, for the pure yin medicine, cooling blood to stop bleeding, clearing down heat, laxative effect, good for treating lower bleeding; hedgehog bitter drainage, pungent, eliminating stagnation, breaking gas and removing distension; wood sorrel grass function of dispersing wind-heat, and can stop bleeding. The combination of the three drugs can help each other to clear heat and cool the blood, stop bleeding, and enhance the effect of moving Qi and inducing stagnation. 3, with Gu Jing Cao and Mi Meng Hua: dispersing wind-heat and clearing heat, brightening the eyes and reducing cataracts, treating deficiency of liver and blood, wind-heat, eye opacity, blurred vision and tearing in the wind. Mucuna pruriens evacuates wind-heat in the liver meridian to brighten the eyes and reduce opacities; Gu Jing Cao goes up to the top of the head and is good at evacuating wind-heat in the head without the disadvantage of cold suppression, its function of reducing opacities and brightening the eyes is better than that of Chrysanthemum, and it is good for treating wind-heat attacking the outside, wind is more important than heat, and the eyes are not clear. The combination of the three, the symptoms of the same treatment, brighten the eyes and reduce opacities. 4, with forsythia: forsythia diarrhea and detoxification, can eliminate carbuncles and disperse nodules, formerly known as the sore home of the holy medicine, and good at clearing the heart and dispersing the heat of the upper jiao; wood sorrel sweet and slow, bitter down the drainage of fire, with the effect of draining wind and clearing heat. The combination of the two herbs, with each other, promotes each other, clears heat and detoxifies, and enhances the effect of dispersing canker sores and toxins, and is used to treat sores and swellings. Application Note: Not suitable for people with long-standing cataracts and blood deficiency, as more use will cause swelling of the eyes. Internal use: 3-9 grams, in decoction, or in pills. For external use: Powdered and sprinkled on the affected area.