Wild chrysanthemum is the flower head of the perennial herbaceous plant of the Asteraceae family, such as wild chrysanthemum, also known as bitter Job's tears. Its appearance is similar to chrysanthemum, except that the leaves are thin and the flowers are small and have many stamens. The nature and flavor are bitter, pungent, slightly cold, and returns to the lung and liver meridians. It has the function of clearing heat and detoxifying, and is good at treating carbuncles, boils, sore throat, wind-fire red eyes, itchy skin and other diseases. It also has a good antihypertensive effect and can be used as an auxiliary treatment for hypertension.

"Compendium of Materia Medica" states that it can "break blood and soothe the liver, relieve boils and disperse poisons. Housewives have blood in their abdomens, and can relieve boils caused by fire poison. It can wash away sores and scabies, and can remove wind and kill insects." Modern pharmacological experiments have shown that wild chrysanthemums contain robin-7-rhamnose glucoside, wild chrysanthemum lactones, bitters, volatile oils, vitamin A and vitamin B1, etc. It has obvious antihypertensive effect and has strong inhibitory effect on Staphylococcus aureus, Diphtheria bacillus and Shigella dysenteriae.

To treat carbuncle, boils, erysipelas and other syndromes, mash 15 grams of wild chrysanthemum with the stems, add an appropriate amount of wine to decoct it, take it while it is hot, and apply the remaining residue to the affected area; or mix it with Xanthium herbaceae Mash 10 grams together, add a bowl of wine, knead the juice and take it; or mix it with 15 grams of dandelion, 20 grams of honeysuckle, 15 grams of purpurea and 15 grams of geranium seeds and decoction for oral administration.

To treat swelling and pain in the throat caused by heat and poison, it can be taken orally with 15 grams of dandelion, 15 grams of purpurea and 10 grams of forsythia.

To treat redness, swelling and pain in the eyes caused by wind and fire, it can be decoctioned with 15 grams of honeysuckle, 9 grams of Buddleia japonica, 6 grams of Prunella vulgaris, etc., taken orally or used externally to smoke the eyes.

To treat eczema, itchy skin, etc., you can decoct an appropriate amount and wash it outside.

To treat high blood pressure, headache, dizziness, insomnia, arteriosclerosis, coronary heart disease, etc., 12 grams of mulberry leaves, 10 to 20 grams of hawthorn, and 15 grams of honeysuckle can be brewed with boiling water for 10 to 15 minutes. , instead of tea.

It should be pointed out that wild chrysanthemum has a slightly cold nature and flavor, which can damage the yang energy of the spleen and stomach. Do not use excessive amounts, and people with weak spleen and stomach should not take it for a long time