FORMULATION FOR TRANSDERMAL DELIVERY

Abstract: stable microemulsions that can contain a broad range of water content can be made using an organic mixture that contains: a) from 5 to 60 weight percent of a fatty alcohol or fatty ester; b) from 14 to 40 weight percent of ethoxylated castor oil; and c) from 20 to 65 weight percent of a cosolvent selected from the group consisting of lower alkyl diethylene glycol ether, lower alkyl triethylene glycol ether and propylene glycol diacetate; and d) from 5 to 25 weight percent of a chemical penetration enhancer for skin.

Inventor(s): Ashish Jayaraman, Daniel S. Miller, Xue Chen

CPC Classification: A61K9/107 (PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms ; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles ; soap compositions ))

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