Lung diffusing and cough stopping mixture and application thereof as anti-lung cancer drug

The invention discloses a lung-ventilating and cough-stopping mixture and application thereof as an anti-lung cancer drug, the lung-ventilating and cough-stopping mixture is prepared from 50 g of herba schizonepetae, 50 g of radix peucedani, 50 g of platycodon grandiflorum, 50 g of honey stemona, 50 g of honey radix asteris, 42 g of pericarpium citri reticulatae, 75 g of houttuynia cordata, 42 g of mint, 50 g of pericarpium papaveris and 42 g of honey liquorice, and a preparation method of the lung-ventilating and cough-stopping mixture comprises the following steps: distilling the herba schizonepetae, the radix peucedani, the honey radix asteris, the pericarpium citri reticulatae and the mint with water vapor to extract volatile oil for later use, and separating water decoction; adding water into decoction dregs, decocting for 1 hour, filtering, and combining water decoctions for later use; the preparation method comprises the following steps: adding water into the other five medicines, decocting twice, deco