Abstract: The present invention relates to a pharmaceutical composition comprising (a) 7?-hydroxycholesterol, (b) a water soluble organic solvent, preferably propylene glycol and/or DMSO, and (c) a solubilizing agent, preferably PEG hydrated castor oil, and to a method for preparing the same. This composition is suitable for preparing an intravenously administered preparation and comprises the pharmaceutically active substance ?-hydroxycholesterol, which is poorly soluble in water.

Abstract: The present invention relates to a pharmaceutical composition comprising (a) 7?-hydroxycholesterol, (b) a water soluble organic solvent, preferably propylene glycol and/or DMSO, and (c) a solubilizing agent, preferably PEG hydrated castor oil, and to a method for preparing the same. This composition is suitable for preparing an intravenously administered preparation and comprises the pharmaceutically active substance ?-hydroxycholesterol, which is poorly soluble in water.

Abstract: A new pharmaceutical formulation, especially for trans-tympanic or intra-transtympanic administration, containing a quinoxalin-2-one compound of the formula (I) in which R1 and R2, independently of one another, are hydrogen, methyl-, ethyl-, propyl-, butyl- or R1 and R2 together are a cyclo-alkyl compound; R3 is methoxy, ethoxy, hydroxy, hydrogen, C1-C4 alkyl or halogen, and n=1, 2 or 3, or a pharmaceutically compatible salt of the afore-mentioned derivatives, and in addition an effective amount of a permeability accelerator of the afore-mentioned quinoxalin-2-one compound, as well as, if necessary, a pharmaceutically compatible a solvent.