Escin B freeze-dried powder injection and preparation method and application thereof

The invention provides an escin B freeze-dried powder injection, which is prepared from a therapeutic dose of main medicament and pharmaceutically-acceptable latent solvent and freeze-dried excipient. The escin B freeze-dried powder injection prepared according to a prescription mixture ratio and a preparation process provided by the invention has the characteristics of high re-dissolving property, stable quality and high compatibility computability with conventional transfusion. The escin B freeze-dried powder injection is used for treating various inflammatory and traumatic edemas.