Ginger tea can be used to treat cold phlegm and cough. Ginger has the effects of relieving surface cold (removing cold from the muscle surface), warming and stopping vomiting (treating vomiting caused by stomach cold by warming the spleen and stomach), resolving phlegm and relieving cough, and detoxifying fish and crab. However, the effective dosage of the tea is limited and it is difficult to achieve the above effects, so it is recommended to follow the doctor’s prescription. Ginger is pungent and warming, it can sweat and relieve the surface of the body through sweating, dispel wind and cold, but its effect is weak, so it is suitable for mild cases of wind-cold cold, it can be decocted alone or with brown sugar and green onion white. Ginger is pungent and warm, it can warm the stomach and dispel cold, harmonize with the middle and lower the rebellious, and it is good at stopping vomiting, and it is known as “the holy medicine for vomiting”. Because it is a warm stomach product, it is most suitable for vomiting with cold stomach, and can be combined with galangal and cardamom. To treat phlegm (a pathological product of impaired water metabolism) and vomiting, it is often combined with half-summer; to treat stomach heat and vomiting, it can be combined with Huanglian and Zhu Ru to clear the stomach and stop vomiting. Ginger is pungent, warm and dispersing, which can warm the lungs, dispel cold, resolve phlegm and stop coughing. It is suitable for coughing with cold lungs, regardless of whether there is wind-cold or phlegm, or phlegm and phlegm, it can be used. The treatment of external no surface evil (in the muscle surface of the evil) and phlegm, often with Chen Pi and other medicines used together; ginger treatment of chronic cough, more with honey and other products to supplement the deficiency of moist and dry products used together. If you need to take ginger tea for cough, it is recommended that you follow your doctor’s instructions.