Drug – bio-affecting and body treating compositions – Preparations characterized by special physical form – Particulate form
Patent
1991-06-17
1994-02-15
Page, Thurman K.
Drug, bio-affecting and body treating compositions
Preparations characterized by special physical form
Particulate form
424489, 424493, 424494, 424497, 424499, 514822, A61K 916, A61K 954
Patent
active
052864944
ABSTRACT:
Medicinal agents are claimed exhibiting sustained release of active compound, containing a solid active ingredient, poorly soluble in water, and auxiliary agents, characterized in that the active compound, in a microcrystalline form or in form of a molecular dispersion, is distributed in or on pellets, and that the pellets are covered by a membrane having retarded permeability with respect to the active compound.
REFERENCES:
patent: 3835221 (1974-09-01), Fulberth et al.
patent: 3854480 (1974-12-01), Zaffaroni
patent: 4192891 (1980-03-01), Haslanger
patent: 4193926 (1980-03-01), Schmiechen et al.
patent: 4193985 (1980-03-01), Bechgaard
patent: 4264574 (1981-04-01), Cherqui et al.
patent: 4600577 (1986-07-01), Didriksen
patent: 4663150 (1987-05-01), Panoz et al.
patent: 4687660 (1987-08-01), Baker et al.
patent: 4755180 (1988-07-01), Ayer et al.
patent: 4800084 (1989-01-01), Zerbe
patent: 4867984 (1989-09-01), Patel
patent: 4891230 (1990-01-01), Geoghegan et al.
Merck Index, pp. 1040-1042.
Fries et al., "Aufbau von Pellets mit Hilfe eines Kugelcoaters." Pharm. Ind. 48, Nr. 2 (1986), pp. 187-192.
Merck Index, pp. 249, 1051.
Thiel et al., "Fluidized bed film coating of an ordered powder mixture to produce microencapsulated ordered units," J. Pharm Pharmacol. 1984, 36: 145-152, 1984.
The Merck Index, 11th edition, 1989, p. 1180.
Deasey, Microencapsulation and related Drug Processes, Marcel Decker, Inc., New York, 1984, pp.21, 22, 149.
Fechner Christian
Humpel Michael
Tack Johannes
Windt-Hanke Fred
Page Thurman K.
Schering Aktiengesellschaft
Spear James M.
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