The invention discloses a medicine for treating the asthma. The medicine is characterized by adopting the raw traditional-Chinese-medicinal materials such as ovate tylophora root and rhizome, sanchi flower, primrose roots, desmodium heterophyllum, piper hancei maxim, indigofera pseudotinctoria matsum, buddleja lindleyana flower, zingiber mioga, oberonia iridifolia lindl, orthosiphon wulfenioides, shaddock peel, subshrub philippine flemingia root, ephedra, kelp and smoked plum as monarch and minister medicines for relieving cough and stopping asthma, removing phlegm and promoting qi circulation and clearing hua and lung, adopting folium eriobotryae, platycodon grandiflorum, lophatherum gracile, water chestnut, boxthorn leaves, mulberry, folium ginkgo bilobae, lotus plumule, greenish lily flower, single-leaf bletilla striata, royal jelly and poria cocos as auxiliary medicines to play a role in coordination. The medicine disclosed by the invention has the effects that the effect of nourishing yin and moistening the lung, clearing heat fire and calming the nerves, invigorating the spleen and quieting the heart and guiding the medicines to reach the affected area; all the medicines have the same use, the medicinal effect is mild, and the medicinal efficacy is lasting, so that the effects of relieving the asthma, tonifying the lung, invigorating the spleen and benefiting the kidney are achieved and the asthma can be healed fundamentally.