Means for containing active substances, having a shell of hydrophilic macromolecules, active substances and process for preparation thereof
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United States of America Patent
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Apr 11, 1995
Grant Date -
N/A
app pub date -
Apr 30, 1992
filing date -
Jan 17, 1992
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The invention is directed to exactly dosable molded particles, for example granulates or pellets comprising hydrophilic macromolecules, active materials and additionally further pharmaceutically acceptable skeleton formers and additives wherein the active substance is provided to the matrix, dissolved, suspended or emulsified and a new process for the preparation of such molded particles wherein the process is particularly economically and ecologically unburdensome, as well as the use of such molded particles as pharmaceuticals in which the bioavailability, shelf life, and acceptability ar improved. Furthermore, by means of the molded particles of the present invention, mixtures, intermediates, and end products may be provided for the fields of pharmacy, cosmetics, diagnostics, and analysis and dietetics (health care).
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