Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Patent
1992-06-08
1994-03-01
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Particulate form
424497, 424498, A61K 916
Patent
active
052905691
ABSTRACT:
A process for preparing a coated composition comprising a pharmaceutically active substance stable to heat, which comprises centrifugally granualting a mixture comprising said active substance and a first thermomelting material as a binder under heating without using any solvent and coating the resultant granules with a second thermomelting material as a coating material under heating, the melting point of the second thermomelting material being lower than that of the first thermomelting material.
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Hayashi Takashi
Nagafuzi Noboru
Shima Kazuhiro
Suzuki Yusuke
Takagishi Yasushi
Hulina Amy
Page Thurman K.
Shionogi & Co. Ltd.
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