如何控制药品费用的上涨已成为当前迫切需要解决的问题。药物经济学研究为解决这一问题提供了一个新的工具。本文对药物经济学的定义、研究方法、实施步骤及作用进行了介绍。 How to control the rising costs of medicines has become an urgent problem to be solved. Pharmacoeconomic research provides a new tool to solve this problem. This article introduces the definition, research methods, implementation steps and functions of pharmacoeconomics.