Patent ID: 7691408
Filing Date: 2010-04-06
Classification: A61K,A61P

Abstract:
1. A heat-sensitive composition in liquid form, comprising a hydrophobic organic liquid, an organogelling substance selected from the group consisting of N-lauroyl-L-alanine methyl ester, N-lauroyl-L-alanine ethyl ester, N-stearoyl-L-alanine methyl ester and N-stearoyl-L-alanine ethyl ester, the molecules of which have the capacity to bind together via bonds of low energy, and a bioactive substance, wherein the composition changes from a liquid to a gel form after its administration to an animal body and remains in gel form at the body temperature of said animal body and said gel form has a gel/liquid transition temperature that is higher than the liquid/gel transition temperature.