Traditional Chinese medicine composition for treating freshwater fish bacterial liver-gall syndrome and preparation method of traditional Chinese medicine composition

The invention relates to a traditional Chinese medicine composition for a treating freshwater fish bacterial liver-gall syndrome. The traditional Chinese medicine composition comprises the following components by weight: 20 to 30 parts of oriental wormwood, 2 to 3 parts of immature bitter orange, 5 to 10 parts of radix hedysari, 5 to 10 parts of fructus forsythiae, 15 to 20 parts of rheum officinale and 5 to 10 parts of cape jasmine. The traditional Chinese medicine composition aims to improve the lysozyme activity in the freshwater fish blood and tissue and the phagocytic ability of lymphocytes, and improve the immunity of the organism, so that the bacterial liver-gall syndrome caused by streptococcus, vibrio and the like in recent years can be treated. The natural herbal medicines are performed natural airdrying, smashed to more than 80 mesh, and is uniformly mixed with fish feed to feed, the use is convenient, and toxic and side effects can be avoided.