It is our greatest responsibility to know what are the best possible and affordable treatments, taking into account patient preferences. Currently there are methodological guidelines to identify the databases that contain the best evidence and choose the best option available at our fingertips are.
How can we identify the misuses are? Where do they occur? How often do they occur? What is causing problems? If we are implementing a manual How to know if we are meeting? How to know if we are getting the improvement that we wanted? All these questions can be answered by studies of drug use, an important tool to apply treatments that have the best cost/benefit/risk ratio.