Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Patent
1992-08-24
1994-03-15
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Particulate form
424 66, 424 68, A61K 914
Patent
active
052944476
ABSTRACT:
A substantially anhydrous composition suitable for topical application which contain 10-80% by weight of an anhydrous base which is liquid or semi-solid at room temperature; and 5-50% by weight of polyolefin microspherical particles having an average diameter of less than 25 microns, the amount of microspherical particles constituting at least 30% by weight of the anhydrous base.
REFERENCES:
patent: 4526780 (1985-07-01), Marschner et al.
patent: 4863721 (1989-09-01), Beck et al.
patent: 4937069 (1990-06-01), Shin
patent: 5137714 (1992-08-01), Scott
Chavkin Leonard
Mackles Leonard
Behr Omri M.
Benston, Jr. William E.
McDonald Matthew J.
Page Thurman K.
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