Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Liposomes
Reexamination Certificate
2005-12-27
2005-12-27
Kishore, Gollamudi S. (Department: 1615)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Liposomes
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:
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patent: 06 315623 (1994-11-01), None
patent: 86 01103 (1986-02-01), None
patent: 92 22298 (1992-12-01), None
Kasai Akihiro
Konno Hajime
Ohtomo Kazumi
Fujisawa Pharmaceutical Co. Ltd.
Kishore Gollamudi S.
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