Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Reexamination Certificate
2007-07-17
2007-07-17
Sheikh, Humera N (Department: 1615)
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Particulate form
C424S400000, C424S464000
Reexamination Certificate
active
11213765
ABSTRACT:
The present invention is directed to nanoparticulate compositions comprising a poorly soluble drug and at least one copolymer of vinyl pyrrolidone and vinyl acetate as a surface stabilizer adsorbed to the surface of the drug. Also encompassed by the invention are pharmaceutical compositions comprising a nanoparticulate composition of the invention, methods of making and using such nanoparticulate and pharmaceutical compositions.
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Bosch H. William
Ryde Niels P.
Elan Pharma International Ltd.
Foley & Lardner LLP
Sheikh Humera N
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