Retinoid formulations in porous microspheres for reduced irritation and enhanced stability
申请人:Advanced Polymer Systems, Inc.
公开号:EP0781551A1
公开(公告)日:1997-07-02
Retinoids for topical skin application are formulated as impregnants in porous microspheres. Thus formulated, the retinoids display a surprisingly high level of stability and low degree of skin irritation.