Sustained release compositions comprising hydroxypropyl cellulos

Details Sustained release compositions comprising hydroxypropyl cellulos Sustained release compositions comprising hydroxypropyl cellulos

1985-11-18

1987-11-03

Griffin, Ronald W.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Tablets, lozenges, or pills

424465, 424480, 514781, 514965, A61K 902, A61K 920, A61K 922, A61K 926

Patent

active

047042850

ABSTRACT:
Solid tablets of a therapeutically active composition exhibit sustained release properties when compressed with a fine particle sized hydroxypropyl cellulose ether composition.

REFERENCES:
patent: 3951821 (1976-04-01), Davidson
patent: 4107288 (1978-08-01), Oppenheim et al.
patent: 4269859 (1981-05-01), Morse
patent: 4369172 (1983-01-01), Schor et al.
Machida et al., Directly Compressed Tablets Containing Hydroxy-Propyl Cellulose in Addition to Starch or Lactose, Chem. Pharm. Bull. 22(10) 2346-2351 (1974).

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