As a traditional Chinese medicine, Luo Han Guo can clear heat and moisten the lungs (removing heat in order to moisturize the lungs), benefit the pharynx and open the voice, smooth the intestines and pass stools, and soak in water to drink with similar effects. It is not suitable for people with cold lungs and external cough, and some people may experience adverse reactions such as diarrhea and stomach pain. Luo Han Guo is the mature fruit of the cucurbit plant Luo Han Guo, sweet taste and cool nature, often used in the treatment of lung heat and dry cough, sore throat and loss of voice, intestinal dryness and constipation and other diseases. Need to pay attention to its cool nature, not suitable for lung cold, external cough takers, some people may have diarrhea, stomach pain and other adverse reactions. Luo Han Guo tea to drink, the active ingredients precipitation is limited, can not replace the drug treatment of disease. Discomfort should seek medical attention in a timely manner, under the guidance of the doctor’s choice of medication, not self-medication.