Hydrogel-type sustained-release preparation

Details Hydrogel-type sustained-release preparation Hydrogel-type sustained-release preparation

A - Human Necessities

61

K

A61K 47/30 (2006.01) A61K 9/20 (2006.01) A61K 9/22 (2006.01) A61K 31/44 (2006.01)

Patent

CA 2144077

The invention provides a hydrogel-type sustained-release preparation comprising (1) at least one drug, (2) an additive which insures a penetration of water into the core of the preparation and (3) a hydrogel-forming polymer, wherein said preparation is capable of undergoing substantially complete gelation during its stay in the upper digestive tract such as stomach and small intestine and is capable of releasing the drug in the lower digestive tract including colon. By the preparation of the invention, the drug is efficiently released and absorbed even in the colon so that a steady and sustained release effect can be achieved.

Affiliated with

Also associated with

Rating

Hydrogel-type sustained-release preparation does not yet have a rating. At this time, there are no reviews or comments for this patent.

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

Rate now

Comments { 0 }

Profile ID: LFCA-PAI-O-1725816