Chrysanthemum and dandelion can be brewed together to drink, chrysanthemum and dandelion can be put together to drink water can have the effect of brightening eyes, calming the liver, eliminating carbuncle, clearing heat and so on. Chrysanthemum has the effect of improving eyesight, calming the liver, clearing heat, dispersing wind, eliminating swelling and detoxification, and can be used to treat fever, headache, dizziness, red eyes, swelling and pain, external fever, wind and temperature, and boils and poisons. Dandelion is effective in eliminating carbuncle, clearing heat, dispersing knots and detoxifying. It can treat lung carbuncle (lung abscess), intestinal carbuncle (carbuncle occurring in the intestinal organs, manifested by fever, pain in the right abdomen, and palpable lumps), mumps, breast carbuncle (redness, swelling and pain in the breast, and poor discharge of milk, which ultimately results in suppurative diseases), cough, sore throat, dysentery, and redness and swelling of the eyes. Need to pay attention to food reduction diarrhea, Qi deficiency stomach cold, yin gangrene (is a class of slow condition of the general term of the negative sores and ulcers), non-solid heat evidence of patients should be cautious to use chrysanthemum and dandelion. It should also be noted that the efficacy of infusion is different from that of decoction, and the efficacy of the drug is limited, which does not have a good therapeutic effect. It is recommended to use chrysanthemum and dandelion in accordance with the doctor’s instructions, and should not be used without authorization, so as not to cause damage.