Pharmaceutical compositions containing polyalkylene block copoly

Details Pharmaceutical compositions containing polyalkylene block copoly Pharmaceutical compositions containing polyalkylene block copoly

1996-10-08

1998-01-06

Krass, Frederick

Drug, bio-affecting and body treating compositions

Preparations characterized by special physical form

Particulate form

424 9411, 424 94, 424495, 424499, 514718, 514975, A61K 706, A61K 7135

Patent

active

057051941

ABSTRACT:
There is disclosed a pharmaceutical composition which gels at physiological temperature. The composition is comprised of a block copolymer containing one or more polyoxyethylene blocks and one or more polyoxy (higher alkylene) blocks wherein at least some of the blocks are linked together by a linking group characterised in that the linking group is an oxymethylene group, and a therapeutic agent. The therapeutic agent is present as (i) nanoparticles of the therapeutic agent having the block copolymer adsorbed on the surface thereof, (ii) a suspension in a solution of the block copolymer, or (iii) as an aqueous solution in a solution of the block copolymer.

REFERENCES:
patent: 3740421 (1973-06-01), Schmolka
patent: 3867533 (1975-02-01), Schmolka
patent: 4465663 (1984-08-01), Schmolka
patent: 4587365 (1986-05-01), Anchor
Chemical Abstracts 117:151640, "High Molecular Weight Polyetherpolyols".

Affiliated with

Also associated with

Rating

Pharmaceutical compositions containing polyalkylene block copoly does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2326789