Answer: similarities: clearing away heat and resolving phlegm, dispersing knots and eliminating carbuncles, and treating lung-heat cough, scrofula and carbuncle.

Difference: the sweet taste of the mother of pearl barley, and can moisten the lungs to stop coughing, and can cure cough, cough and lung dryness. Zhebeimu bitter cold and drainage, work specializing in clearing heat and dispersing knots, good treatment of wind-heat, lung-heat cough and scrofula, gall tumors, carbuncles and other certificates.