Controlled release compositions (II)

Details Controlled release compositions (II) Controlled release compositions (II)

1990-01-23

1991-05-21

Page, Thurman K.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Matrices

424422, 424433, 424436, 424 78, 424443, A61K 914, A61K 3174, A61F 970, A61F 1300

Patent

active

050173820

ABSTRACT:
A process for the preparation of a controlled release composition comprising a prostaglandin and a polymeric carrier therefor comprising residues having a ratio of number average molecular weight to functionality greater than 1,000 which comprise polyethylene oxide and are cross-linked through urethane groups.

REFERENCES:
patent: 3822238 (1974-07-01), Blair
patent: 3975350 (1976-08-01), Hudgin et al.

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