Composition for treating infantile cough and asthma as well as preparation method and application thereof

The invention belongs to the technical field of Chinese herbal medicines, and discloses a composition for treating infantile cough and asthma as well as a preparation method and application thereof. According to the composition, main raw materials which are cool in nature and have the functions of clearing heat, relieving cough, reducing phlegm and relieving asthma serve as the first choice of the prescription. The composition is prepared by mixing radix pseudostellariae, roasted rhizoma atractylodis macrocephalae, divaricate saposhnikovia root, lily, schisandra chinensis, semen cuscutae, salvia miltiorrhiza, safflower, earthworm, hawthorn, roasted malt, andrographis paniculata, gardenia, platycodon grandiflorum, eupatorium, dogwood, polygonatum kingianum, radix ophiopogonis, cicada slough and semen lepidii. All the components are combined to achieve the effects of tonifying qi, strengthening superficies, tonifying spleen, tonifying lung, nourishing kidney, absorbing qi, dispersing blood stasis and relieving