1, American ginseng has the effect of replenishing qi and nourishing yin, clearing fire and generating fluids, which can replenish the lung qi and benefit the lung yin, lowering the fire, clearing the lung heat, and treating the lung deficiency with prolonged cough that consumes qi and injures yin. Such as yin deficiency and fire, dry cough with little sputum or sputum with blood and other diseases, generally with the raw land maitong, if dry heat injury to yin, pharyngeal dryness, and mulberry leaves can be paired. Dendrobium has the effect of tonifying kidney yin and clearing stomach heat, and can treat heat illness and fluid injury.

2, the two can be used to treat heat illness and yin deficiency, lung and stomach fluid injury caused by dry cough, lack of energy and sweating, etc., with the effect of clearing heat and nourishing yin.