Objectives: Aim of this study was to prospectively determine the incidence and types of emergency department (ED) visits and admissions due to drug related problems (DRPs) at Riyadh Military Hospital (RMH), to assess the severity and preventability of these drug related admissions or visits, and to identify the drugs and patient groups that are most commonly involved.
Method: Patients (n = 300) were selected randomly from patients presented to the ED during the study period (one month). Computerized randomization program was used to select ten beds daily on different areas and times.