Picked in spring and summer, removed impurities, dried in the sun and made tea.
Its main functions are relieving cough and asthma, lowering blood pressure, expelling wind and dampness, and eliminating phlegm. Can be used for treating common cold and cough, bronchitis, asthma, hypertension, bean disease, rheumatic lumbago and leg pain, phlegm and asthma, and rheumatic arthralgia; External use for treating traumatic injury and poisonous snake bite.
usage and dosage
.5~1; Appropriate amount is applied externally, and fresh products are pounded and applied to the affected area.