Traditional Chinese medicinal composition capable of relieving cough and asthma and preparation method of traditional Chinese medicinal composition

The invention provides a traditional Chinese medicinal composition capable of relieving cough and asthma and a preparation method of the traditional Chinese medicinal composition. The traditional Chinese medicinal composition is prepared from the following components in percentage by weight: 5-7 % of fructus momordicae, 5-7 % of exocarpium citri tangerinae, 5-7 % of semen torreya, 5-7 % of flos sophorae immaturus, 5-7 % of perilla seeds, 5-7 % of radix platycodi, 7-9 % of semen ginkgo, 8-10 % of rhizoma dioscoreae, 8-10 % of lily bulbs, 5-7 % of fructus phyllanthi, 5-7 % of semen sterculiae lychnophorae, 7-9 % of apricot kernels, 4-6 % of pericarpium citri reticulatae, 5-7 % of herba houttuyniae, 3-5 % of honeysuckle flowers, and 4-6 % of fructus citri sarcodactylis. The preparation method comprises the following steps: mixing the components, adding water into the mixed components, decocting the components till paste is obtained, carrying out mixed granulation on the paste, maltodextrin and potassium sorbate,