Luo Han Guo bubble tea has the effect of moistening the lungs and clearing heat, liyi pharyngeal and open the voice, etc. The side effects of Luo Han Guo tea are not clear, lung cold and external coughing is contraindicated, and spleen and stomach cold (spleen and stomach weakness and cold) should be taken with caution. Luo Han Guo refers to the dried and matured fruit of the cucurbit plant Luo Han Guo, which is cool in nature and sweet in flavor, and belongs to the spleen meridian and lung meridian. Luo Han Guo has the effect of moisturizing the lungs and clearing heat, facilitating the pharynx and opening the voice, and lubricating the intestines and laxatives, and can be used to treat sore throat, loss of voice, lung heat and dry cough, intestinal dryness and constipation and other conditions. Luo Han Guo tea side effects are not clear, but Luo Han Guo medicinal cold, cold lungs and coughing outside the person to avoid, the spleen and stomach cold people should be cautious. At the same time, the medicinal efficacy of the tea substitute is limited. Feeling unwell is recommended to go to the hospital in time, the use of Luo Han Guo and other Chinese herbs as a tea drink is best after the guidance of a professional doctor.