The invention discloses a traditional Chinese medicinal composition for damping disinfection and air purification. The composition is prepared through using the following raw materials, by weight, 20-30 parts of Artemisia argyi, 15-25 parts of Artemisia carvifolia, 10-15 parts of Herba Schizonepetae, 14-18 parts of Wrinkled Gianthyssop, 12-16 parts of Herba Centipedae, 5-10 parts of Cyrtomium fortunei, 9-13 parts of purpleflower holly bark, 10-15 parts of Divaricate Saposhnikovia Root, 8-12 parts of Chinese gall, 6-9 parts of Crocus sativus, 10-15 parts of Radix Paeoniae Rubra, 5-10 parts of Leaf of Tasmanian Bluegum, 7-11 parts of betel nut shell, 12-16 parts of Root of Twinleaf Zzornia,10-15 parts of Herba Schizonepetae, 14-18 parts of Salvia officinalis, 5-10 parts of Fructus Kochiae, 18-22 parts of paulownia leaf, 10-15 parts of Atractylodes lancea and 8-12 parts of leaf of Terminalia catappa. The traditional Chinese medicinal fumigant composition has a strong sterilization performance, has a high disinfection rate on bacteria in air in a henhouse, and can purify the air in the henhouse, reduce the respiratory tract diseases of chickens and reduce the mortality, so the composition has the characteristics of chicken growth performance improvement, small irritation, no stress response and use convenience.