Is There a Link Between Paracetamol and Autism? A Response to “Evaluation of the Evidence on Acetaminophen Use and Neurodevelopmental Disorders Using the Navigation Guide Methodology” *

Abstract

This commentary presents a critical appraisal and counterargument of a recent published work, which applies the Navigation Guide methodology to review the relationship between prenatal acetaminophen use and neurodevelopmental disorders (NDDs). The authors conclude that there is sufficient evidence to recommend taking immediate precautionary measures and limiting the use of acetaminophen among pregnant women. However, this conclusion exceeds the strength of the available evidence. In this commentary, we highlight important methodological limitations and inconsistencies between studies and address the risk of generating unjustified social alarm. Messages suggesting causality could lead pregnant women, especially those with limited access to reliable medical information, to stop taking a drug that is considered safe without having clear alternatives. We emphasize the importance of interpreting observational evidence cautiously and avoiding hasty extrapolations to clinical practice.