Process for production of composition containing lecithin and po

Details Process for production of composition containing lecithin and po Process for production of composition containing lecithin and po

1988-04-07

1990-02-06

Schofer, Joseph L.

Drug, bio-affecting and body treating compositions

Lymphokine

424 78, A61K 3179, A61K 3174, A61K 3143

Patent

active

048987280

ABSTRACT:
A process for the production of a sterile composition containing lecithin and polyvinyl pyrrolidone is disclosed in which the lecithin and polyvinyl pyrrolidone, optionally with one or more preservative powders are admixed in a solvent comprising about 75% to 90% methyl isobutyl ketone and about 10% to 25% isopropyl alcohol, and the solution passed through a millipore filter in order to render the ingredients sterile. The process is usefully employed in the production of injectable compositions of amoxycillin and ampicillin.

REFERENCES:
patent: 3634586 (1972-01-01), Kaser
patent: 4316886 (1982-02-01), Taskis

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