The invention discloses a traditional Chinese medicinal recipe for inhibiting aeromonas sobria. The recipe is characterized by comprising at least one of catechu, galla chinensis, fructus schisandrae chinensis, fructus mume, pericarpium granati, aluminis usti, corydalis bungeana turcz, radix clematidis, radix sanguisorbae, flos caryophyllata, coptis chinensis franch, fructus carpesii, siegesbeckia orientalis L, folium artemisiae argyi, fructus perillae, herba euphorbiae humifusae, rhizoma polygoni cuspidate, radix rhapontici, semen cassiae, spica prunellae, radix isatidis, radix angelicae dahuricae, herba centipedae, white paeony root, fried myrrha, cortex magnoliae officinalis, radix asteris, fructus cnidii, wild chrysanthemum, radix et rhizoma rhei, fructus forsythiae, hedyotis diffusa, fructus rubi, anemone chinensis, semen arecae, tetradium ruticarpum, gentiana scabra bunge, chaenomeles speciosa, raw rhizoma atractylodis, folium isatidis, houttuynia cordata, cortex moutan radicis and sapium sebiferum, wherein a recipe which is formed by mixing the catechu, the galla chinensis, the schisandrae chinensis and the fructus mume according to the mass ratio of 2:4:1:2 has an optimal antibacterial effect. The recipe has the advantages of naturality, no toxity and residues, no tolerance and low price.