Objective To optimize the preparation technology of Mi-song-fen Cream praeparatum of gel compose of principal agents: miconazole nitrate,dexamethasone and paeonol by orthogonal design.Methods The Comprehensive quality evaluation was chosen as the assessment index.On the basis of the effects of some factors such as the amount of oil-phase(stearic acid:liquid paraffin:vaseline),emulsifier(triethanolamine:monoglyceride),water-phase(glycerol:water),emulsifying temperature,etc,the optimum preparation technology ...