Antibiotics utilization in the intensive care unit of the Hospital Dr. Guillermo Rawson-San Juan, Argentina Consumo de antimicrobianos en la Unidad de Terapia Intensiva del Hospital Dr. Guillermo Rawson-San Juan, Argentina

Introduction: To achieve rational use of antibiotics (ATB), is necessary to know its use and prescription patterns over time. Objective: To describe and analyze the characteristics of the use of ATB in the Guillermo Rawson Hospital (GRH) adult intensive care unit (ICU). Material and Method: Observational, descriptive, longitudinal and retrospective study (2008-2011). Pharmacy and Statistics records were consulted. ATC code was used, the group analyzed was J01. Oral or parenteral DDD were assigned. Data was processed with Excel 2007. Unit of measure: DDD/100 bed-days, for each ATB per year and an average of use. Results and Discussion: Over 4 years, 48 different medicines were dispensed (33 drugs). The average consumption of ATB was 177.07 DDD/100 bed-days and distribution per year was: 183.10, 165.90, 180.94, 178.34. The DDD/100 bed-days average for treatment groups more used were: penicillin (57.10), other β-lactam antibacterials (48.