Context
USN, ischemic stroke
ISCHEMIC STROKE
We prospectively evaluated the reasons for exclusion of patients from a multicenter, randomized, double-blinded clinical trial performed at the Botucatu Medical School, Ribeirao Preto Medical School, University of São Paulo, and Toronto Western Hospital. The trial protocol was approved by the National Regulatory Agency in Research and the Institutional Review Board of each participating site: Botucatu Medical School (CAAE: 41171315.8.0000.5411); Ribeirao Preto Medical School (CAAE: 41171315.8.2001.5440); University of São Paulo (CAAE: 41171315.8.2002.00680); Toronto Western Hospital (CAAE: 41171315.8.1001.5411). The trial was registered in the Brazilian Registry of Clinical Trials (RBR-78jvzx) on April 20th, 2020.The data of this study originated from the ELETRON trial, a pilot double-blinded, multicenter randomized clinical trial that enrolled patients with USN after ischemic stroke (