Protection of lyophilized betalactams from color formation

Details Protection of lyophilized betalactams from color formation Protection of lyophilized betalactams from color formation

1981-06-12

1983-11-29

Meyers, Albert T.

Drug, bio-affecting and body treating compositions

Immunoglobulin, antiserum, antibody, or antibody fragment,...

Free from infectious agents

A61K 3100, A61K 4700, A61K 31535

Patent

active

044180586

ABSTRACT:
A stable preparation of a lyophilized .beta.-lactam antibacterial containing a 7.beta.-(.alpha.-carboxy-.alpha.-arylacetamido)-7.alpha.-methoxy-3-heteroc yclic 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. ##STR1## (wherein Ar is a p-hydroxyaryl group and

REFERENCES:
patent: 3993753 (1976-11-01), Batal
patent: 4180571 (1979-12-01), Narisada et al.

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