Method for producing liposome preparation

Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Liposomes

Reexamination Certificate

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Details

C264S004100, C264S004300, C264S004600

Reexamination Certificate

active

06979461

ABSTRACT:
An object of the present invention is to provide a method for producing a liposome preparation having excellent rapid action and excellent redispersion into aqueous medium. The present invention provides a method for producing a liposome preparation by vacuum drying wherein liposome condensed solution, which is obtained by removing solvent from liposome solution, is subjected to vacuum drying without freezing while bubbling the condensed solution or after the condensed solution is bubbled.

REFERENCES:
patent: 4532130 (1985-07-01), Djordjevich et al.
patent: 0 357 005 (1990-03-01), None
patent: 0 658 344 (1995-06-01), None
patent: 06 315623 (1994-11-01), None
patent: 86 01103 (1986-02-01), None
patent: 92 22298 (1992-12-01), None

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