The invention discloses a Chinese medicinal 
disinfectant and a preparation method thereof, relates to the field of Chinese medicaments, and mainly solves the problems of high 
irritation and low disinfection capability of the existing 
disinfectant. The 
disinfectant is prepared from the following active ingredients in parts by 
mass: 10-25 parts of gallnut, 10-25 parts of 
honeysuckle, 15-30 parts of raw 
gardenia, 10-25 parts of Japanese 
ampelopsis root, 5-20 parts of red peony root, 20-35 parts of 
indigo naturalis, 5-25 parts of purslane, 20-35 parts of cherokee rose fruit, 5-20 parts of raspberry, 15-30 parts of ginger, 10-25 parts of lalang grass 
rhizome, 10-25 parts of chrysanthemum, 5-25 parts of 
sophora flavescens, 20-35 parts of atractylodes, 5-25 parts of 
eupatorium, 10-30 parts of creat, 5-25 parts of humifuse 
euphorbia herb, 10-25 parts of 
sanguisorba officinalis, 5-25 parts of mint leaves and 15-30 parts of licorice. The prepared Chinese medicinal disinfectant has good disinfection effect, and the sterilizing rate for 
bacteria in air reaches more than 99%.