A medicament for treatment of hepatic ascites and a preparation method therefor. Shiraia bambusicola, Gleditsia sinensis thorn, Bubalus bubalis horn, Bambusae Caulis in Taeniam, Angelica pubescens, Schisandra chinensis, Radix Puerariae, Hedyotis diffusa are used as active ingredients. Glycyrrhiza uralensis, lotus leaf, Cassia obtusifolia seed, Pseudostellaria heterophylla, Panax quinquefolius, Eucommia ulmoides, Paeonia lactiflora, Sophora flavescens are used as excipients. Provided is efficacy in liver preservation, detoxification, blood cleansing, and vital energy supplementation. By means of syndrome differentiation and classification, treatment is administered according to syndromes, thus improving efficacy. Improved efficacy and recovery effects are provided for hepatic ascites caused by hepatitis B and cirrhosis.