PROCESS FOR THE PROTECTION OF A LYOPHILIZED BETALACTAMIC PREPARATION

摘要

A stable preparation of a lyophilized beta -lactam antibacterial containing a 7 beta -( alpha -carboxy- alpha -arylacetamido)-7 alpha -methoxy-3-heterocyclic thiomethyl-1-dethia-1-oxa-3-cephem-4-carboxylic acid (I) alkali metal salt as the antibacterial component and a sugar or sugar alcohol compound as the stabilizing agent. IMAGE (I)