Dandelion tea does not specify how long it is appropriate to drink, generally can be used for 2 to 4 weeks. Chinese medicine emphasizes “stopping when the disease is in the middle” (for drugs with strong medicinal properties, they should be discontinued after the disease is generally cured to avoid damage), and stop using them after the symptoms are relieved, so they should not be taken for a long period of time. The effect of herbal tea is limited, and decoction is recommended. Dandelion is bitter, sweet and cold in nature, and is attributed to the liver and stomach meridians. It has the effect of clearing away heat and detoxification (removing heat and toxicity from the body), subduing swellings and dispersing lumps, and inducing diuresis and drenching. It can be used for heat and toxicity caused by sore throat, red eyes, furuncles (mostly occurring in the limbs or facial sores, the shape of small roots deep, such as nails as hard), swelling and poisoning, urinary dribbling and astringent pain and other conditions. Dandelion is cold, yin gangrene (is a class of slow negative sores and ulcers disease of the general term), non-solid heat evidence of caution. Dandelion tea does not specify how long it is appropriate to drink, generally can be used for 2 to 4 weeks. Chinese medicine emphasizes “stopping when the disease is in progress” and stopping after the symptoms are relieved, so it should not be taken for a long time. Dandelion should be used under the guidance of a doctor’s diagnosis and treatment, and should not be taken on its own to delay the condition.