Controlled release dosage form comprising different cellulose et

Details Controlled release dosage form comprising different cellulose et Controlled release dosage form comprising different cellulose et

1987-04-17

1989-10-03

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Matrices

424451, 424464, 424470, A61K 914

Patent

active

048715484

ABSTRACT:
A dosage form is disclosed comprising a low number average molecular weight hydroxypropylmethylcellulose, a high number average molecular weight hydroxypropylmethylcellulose, and a beneficial drug.

REFERENCES:
patent: 4167558 (1979-09-01), Sheth et al.
patent: 4369172 (1983-01-01), Schor et al.
patent: 4389393 (1983-06-01), Schor et al.
patent: 4553973 (1985-11-01), Edgren

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