Traditional Chinese medicine composition for treating eperythrozoonosis and preparation method thereof

The invention belongs to the technical field of veterinary medicines, and discloses a traditional Chinese medicine composition for treating eperythrozoonosis and a preparation method thereof. The traditional Chinese medicine composition is prepared by mixing the following raw materials in parts by weight: radix dichroa, Artemisia apiacea, areca nut, Sophora flavescens, radix isatidis, croton and licorice. The preparation method comprises the following steps of: weighing the raw materials; mixing the radix dichroa, areca nut, Sophora flavescens, radix isatidis, croton and licorice to respectively carry out first alcohol extraction, second alcohol extraction and boiling so as to obtain first filtrate, second filtrate and third filtrate; cold-soaking the Artemisia apiacea with alcohol to obtain fourth filtrate; and combining the four filtrates, carrying out reduced pressure distillation to remove the solvent so as to obtain dry paste, and then dissolving the dry paste in distilled water to obtain oral solution w