Tehran University of Medical Sciences Journal of Pharmaceutical Care 2322-4630 3 3-4 2017 03 15 54 60 EN Solmaz Hassani Department of Clinical Pharmacy, Faculty of Pharmacy, Shahid Beheshti University of Medical Sciences, Tehran, Iran Azadeh Eshraghi Department of Clinical Pharmacy, Faculty of Pharmacy-International Campus, Iran University of Medical Sciences, Tehran, Iran Farzaneh Hematian Department of Clinical Pharmacy, Faculty of Pharmacy, Shahid Beheshti University of Medical Sciences, Tehran, Iran Morteza Taheri Department of Clinical Pharmacy, Faculty of Pharmacy, Shahid Beheshti University of Medical Sciences, Tehran, Iran Zahra Sahraei Department of Clinical Pharmacy, Faculty of Pharmacy, Shahid Beheshti University of Medical Sciences, Tehran, Iran 2016 08 22 2016 11 23 Background: Drug utilization evaluation (DUE) is an effective process in order to identifying variability in drug use and subsequent application of effective interventions for improving  patient outcomes. In this study, appropriate uses of drugs were evaluated by pharmacy service. Methods: A prospective, interventional study was designed for determining frequency and type of clinical pharmacists’ interventions and medication errors occurred in the infectious disease ward of Loghman hospital, affiliated to Shahid Beheshti University of Medical Sciences, Tehran, Iran during 8 months. Results: During the 8 months of the study period, 498 errors were detected among 419 patients that admitted to infectious disease ward of Loghman hospital. Most common errors were related to DVT prophylaxis, SUP and vancomycin monitoring. Conclusion: Our result showed that clinical pharmacy interventions can have an important role in reducing adverse drug events and their activities can be effective for reducing of medication error. https://jpc.tums.ac.ir/index.php/jpc/article/view/97 https://jpc.tums.ac.ir/index.php/jpc/article/download/97/87