Controlled release compositions

Details Controlled release compositions Controlled release compositions

1988-06-14

1990-01-16

Schwartz, Richard A.

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Matrices

424422, 424428, 424433, 424436, A61K 4700, A61K 900, A61K 902

Patent

active

048942383

ABSTRACT:
A controlled release composition comprising an active substance other than a prostaglandin and a polymeric carrier therefor comprising residues having a ratio of number average molecular weight to functionality greater than 1000 which comprises polyethylene oxide and are cross-linked through urethane groups.

REFERENCES:
patent: 3822238 (1974-07-01), Blair
patent: 3975350 (1976-08-01), Hudgin et al.
patent: 4352790 (1982-10-01), Johansson et al.
Encyclopedia of Polymer Science and Technology, vol. 15, John Wiley, New York, 1971, p. 289.

Affiliated with

Also associated with

Rating

Controlled release compositions does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Controlled release compositions, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Controlled release compositions will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1333913