The invention discloses a traditional Chinese herbal preparation for treating chronic nasosinusitis, which consists of gypsum, honeysuckle, chrysanthemum, ligusticum wallichii, radix angelicae, mint, dried tangerine, figwort root, spina gleditsiae, radices sileris, radix rehmanniae, angelica sinensis, pollen, magnolia flower, Siberian cocklour fruit, platycodon grandiflorum, radix bupleuri, radixscutellariae, herba pogostemonis, radix puerariae, bighead atractylodes rhizome and liquorice, the medicines are composited to generate a synergistic effect of all the medicine efficacies, and the preparation has the effects of opening the inhibited lung-energy, dispelling pathogenic wind, clearing liver fire, cooling and activating blood, eliminating stagnation and discharging pus. The traditional Chinese herbal preparation adopts the pharmacological basis on treating chronic nasosinusitis that: by aiming at the etiological pathology of the chronic nasosinusitis, the traditional Chinese herbal preparation prevents bacteria, diminish inflammation, avoid allergic reaction, improve immunity of the organism and microcirculation, and promote tissue cell repair. The preparation of the invention not only is in accordance with the principle of medicine and health syndrome differentiation and treatment in China, but also is supported by modern pharmological study, so the curative effect is obvious; and the preparation has no toxic or side effect, stable long-term effect and convenience for taking, and is worth being popularized.