Azelaic acid gel, and a method of obtaining same

摘要

An azelaic acid gel consisting of azelaic acid, liposomes, organic solvents, buffer, gelling agents, and preferably additionally consisting of preservatives and antioxidants. The overall concentration of the azelaic acid is 15% by weight. Liposomes are obtained from purified soya or egg phosphatidylcholine or from 1,2-dioleoyl-sn-glycero-3-phosphatidylcholine. The organic solvents are propylene glycol, ethanol and triethanolamine. A method of obtaining the said composition is also disclosed.