A preparation method of a traditional Chinese medicine lotion for treating alcoholism type cellulitis belongs to the technical field of traditional Chinese medicine preparation methods. Currently, antibiotics and sulfanilamide medicaments are generally used for the treatment of alcoholism type cellulitis, and have the disadvantage of great side effect. The technical scheme of the invention is that the preparation method comprises the following steps: soaking the following 37 herbs of tartarian buckwheat root and rhizome, cotton rose, common lantana leaf, nasturtium, honeysuckle, bidens biternata, radix tinosporae, galium aparine, dysosma versipellis, radix stellariae, oxalis, ceanothus, veronicastrum herb, daghestan sweet clover herb, coffee senna seed, common alstonia, common lophatherumherb, pale butterflybush flower, mung beans, dandelion, sedum, shortstalk slimtop meadowrue root, skinks, oleander, waxgourd peel, red bean, zanthoxylum bungeanum maxim, corn stigma, cucurbit, commelina, polygonum aviculare, dianthus superbus, akebiaquinata, tetrapanax papyriferus, juncus, tea and licorice in water, decocting with mild fire, filtering to remove residues so as to obtain the medicinal liquid which is the traditional Chinese medicine lotion for treating alcoholism type cellulitis. The advantages are that the prepared traditional Chinese medicine is less in toxic and side effect,short in treatment course, and high in cure rate.