一、研究的目的与任务软膏剂在外用制剂中是临床应用较为广泛的一种半固体制剂。它在保健工作中,特别在外科,皮花科占有很重要的地位。应用于皮肤,粘膜等部位,施用后逐渐释放出药物呈显缓和疗效。药物加入基质中调成的软膏必须具有一定硬度、粘稠性、塗展性及药物释放度。软膏基质对这些性质起着主导作用。 First, the purpose and mission of the study Ointment in the external preparation is a more widely used clinical semi-solid preparation. It plays a very important role in health care work, especially in surgery and dermatology. Applied to the skin, mucous membranes and other parts, gradually released after administration of drugs showed moderate and curative effect. Drugs added to the matrix transferred into the ointment must have a certain hardness, viscosity, spreadability and drug release. Ointment bases play a leading role in these properties.