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Dr. Maude St-Onge, MD, PhD, FRCPC

Assistant Professor, Division of Critical Care Medicine, Department of Anesthesiology and Critical Care, and Department of Family and Emergency Medicine, Unviersité Laval

Dr. Maude St-Onge practices critical care medicine at the CHU de Québec-Université Laval (Hôtel-Dieu de Québec). She completed her training in medicine at Université de Montréal, her residency in emergency medicine at Université Laval, and then completed her training as a critical care medicine specialist, as well as training in toxicology at the University of Toronto. She also completed a master’s degree in Public Health at Université Laval and a doctoral degree in Medical Sciences at the University of Toronto.

Dr. St-Onge is also a toxicologist, and is currently the medical director of the Québec Poison Control Center. Her research interests mainly concern the area of acute care toxicology. Her research program aims to identify the risks, the benefits, and the costs associated with the administration of activated charcoal to intoxicated patients. She is also interested in the care of indigenous poisoned patients. As the medical director of the Québec Poison Control Center since July 2015, she is also involved in other research activities related to her duties and participates in the elaboration of a national database and in international guidelines.

Research Themes

Toxicology / Clinical pharmacology
Intensive care
Emergency medicine


Publications in pubmed

Active projects

CHARPP – Use of activated CHARcoal in Poisoned Patients

CARIPP – CARe for Indigenous Poisoned Patients

CCB KT – Calcium Channel Blocker management Knowledge Translation