| abstract |
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. |