The glycoalkaloid and fatty acid fractions of the plants extract cause a release of histamine from chopped lung tissue. The beneficial effect of the drug for bronchial asthma may be attributed to the depletion of histamine from bronchial and lung tissue.Uses: Used in the treatment of cough, bronchitis, asthma ,for dislodging tenacious, phlegm, rheumatism, enlargement of liver