It is a combination of the herb Adathoda Vasica and Camellia Sinesis.Action: The leave of Adathoda Vasica contains an essential alkaloid vasicine which posses respiratory stimulant activity. Vasicine, at low concentration, induced bronchodilation and relaxation of the tracheal bronchospasm. At high concentration, vasicine offered significant protection against histamine induced bronchospasm. This active alkaloid-vasicine relives cough and breathlessness.Direction for use: Brew 1 teaspoonful (Approx: 2 gm) of Asthma tea for 5 minutes. Strain it into a cup. A few drops of lime could be added for taste. One cup in the morning and night should be taken on empty stomach.