Stabilized freeze-dried formulation for cephalosporin derivatives

摘要

The present invention relates to a freeze-dried formulation for cephalosporin derivatives having increased stability, a solution for obtaining and a method for preparing such a formulation, as well as the use of certain compounds for stabilizing cephalosporin derivatives in freeze-dried formulations. The compounds preferably used as stabilizers according to the invention are mannitol, trehalose, and PVP.