This study aimed to determine factors associated with medication errors, and evaluate the results of interventions to reduce medication errors in inpatients treatment at Hoan My Minh Hai General Hospital, Vietnam. Methods: A single-blind, before-and-after and interventional study was conducted on 442 medical records of inpatients in the pre-intervention stage and 442 medical records of inpatients in the post-intervention stage at the Department of Pediatrics, Department of General Internal Medicine, Department of Cardiology - Endocrinology, Department of Surgery, Department of Obstetrics of Hoan My Minh Hai General Hospital from July 1, 2021, to March 31, 2022. Data were collected and processed using Excel 2016 and SPSS 26.0 software. Results: The medication errors rate decreased from 7.70% in the pre-intervention stage to 5.70% in the post-intervention stage, the difference was statistically significant (p
Keywords: medication errors (MEs); inpatient; intervention; prescription; transcription