American ginseng powder nourishes qi and nourishes yin, clears heat and promotes body fluid. It is used for qi deficiency and yin deficiency, internal heat, coughing and wheezing, phlegm and blood, fatigue from deficiency and heat, diminishing thirst, dry mouth and dry throat. The dosage is 3～6g. To invigorate lung yin, clear deficiency and fire, produce body fluid and quench thirst. Cure long-term cough due to lung deficiency, blood loss, dry throat and thirst, tiredness of deficiency and heat. "