**Drug Interaction Exposures in an Intensive Care Unit: Population Under Antihypertensive Use**

Érica Freire de Vasconcelos-Pereira1, Mônica Cristina Toffoli-Kadri1,\*, Leandro dos Santos Maciel Cardinal2 and Vanessa Terezinha Gubert de Matos3 *1Center of Biological and Health Sciences, Federal University of Mato Grosso do Sul, 2Multiprofessional Health Residence – Critical Care Patient, 3Section of Hospital Pharmacy, University Medical Centre, Federal University of Mato Grosso do Sul, Brazil* 
