| abstract |
Disclosed is a pharmaceutical and cosmetic composition for efficiently administering a drug through the skin or mucous membrane. An oily liquid such as a medium chain triglyceride oil, vegetable oil, animal oil or mineral oil as a first component, an emulsifier such as a phospholipid as a second component, and a nonionic surfactant such as a nonionic alkylene oxide. A composition having submicron sized droplets of about 0.05 to 0.5 μm, and optionally further containing an aqueous component, a dispersion enhancer, a viscosity enhancer, a skin penetration enhancer, and the like. A composition that may be present. [Selection figure] None |