Active compound release systems

Details Active compound release systems Active compound release systems

A - Human Necessities

61

K

167/159

A61K 9/70 (2006.01) A61K 47/00 (2006.01)

Patent

CA 1240924

Active compound release systems ABSTRACT In a therapeutic system such as a plaster for administration of an active compound through the skin and comprising a covering layer which is essentially impermeable to the active compound, an active compound reservoir layer and a protective layer which can be pulled off and which is essentially impermeable to the active compound, the improvement wherein the reservoir layer contains about 1 - 30% of active compound in an elastomer mixture comprising a predominantly amorphous olefinic (co)polymer with a glass transition temperature of < 20°C, mixed with from 0 up to about 50% by weight of a polyisobutylene, polybutadiene oil and/or paraffin oil, and a tackifying resin. Thereby the active compound can be released in regulated relatively large quantity over a prolonged period of time.

470801

Affiliated with

Also associated with

Rating

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

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

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1304415