摘要 |
<p>A microemulsion preconcentrate comprising a cyclosporin dissolved in a solvent system, wherein either the solvent system comprises two hydrophobic solvents, one of which is a hydrophobic alcohol and the second of which is selected from tocol, tocopherols, tocotrienols, and derivatives thereof, or the solvent system comprises two surfactants, one of which is a polyoxyethylene glycolated natural or hydrogenated vegetable oil, and the second of which is another water-soluble nonionic surfactant.</p> |