The following kinds of tea can be taken orally to clear lung heat: First, chrysanthemum tea, which has the functions of clearing away heat and toxic materials, resisting virus, dispelling wind and clearing heat, has a certain therapeutic effect on cough, expectoration of yellow phlegm, dry cough and sore throat caused by lung heat. Second, you can take Luohan fruit tea orally, and you can break Luohan fruit and soak it in hot water. After a period of time, you can take it with confidence, which has the functions of resolving phlegm and relieving cough, moistening lung and clearing lung heat. You can also take honeysuckle tea orally. Honeysuckle has the functions of clearing away heat and toxic materials, dispelling wind and clearing heat, and can treat cough and expectoration caused by wind-heat cold.