“Don’t take Tylenol. Fight like hell not to take it.” This dramatic advice came from former President Donald Trump in September when he suggested women avoid Tylenol during pregnancy, linking it to autism. However, a comprehensive research review shows no evidence supporting this claim.
The review, published in The Lancet Obstetrics, Gynaecology, & Women’s Health, analyzed numerous studies and concluded that using acetaminophen, the active ingredient in Tylenol, during pregnancy does not cause autism, ADHD, or intellectual disabilities. Dr. Francesco D’Antonio, one of the researchers and a fetal medicine professor in Italy, noted that many expectant mothers were confused and scared after Trump’s statements. He reported a sharp increase in inquiries from worried women.
Dr. Asma Khalil, another author of the study, emphasized that acetaminophen remains the primary recommendation for managing pain or fever in pregnant women. The study was praised for its thoroughness, with experts like David Mandell from the University of Pennsylvania highlighting its meticulous analysis. They employed strict criteria, focusing on high-quality studies that accurately compared pregnant women who did and didn’t use Tylenol.
Notably, the researchers excluded studies that lacked robust methodology or relied on self-reported data, narrowing their analysis to 43 significant studies. They consistently found no link between Tylenol and developmental disorders.
Despite this clear conclusion, some officials from the Health and Human Services Department questioned the study’s design, suggesting bias. They cited previous research, like a review by Dr. Andrea Baccarelli from Harvard, which hinted at potential risks. However, experts clarified that earlier studies may not have thoroughly ruled out other influencing factors.
Since making his initial remarks, Trump has reiterated his stance, even advising women on social media to avoid Tylenol unless absolutely necessary. Contrarily, recent FDA guidelines state that while it’s wise to limit acetaminophen use, it remains the safest over-the-counter option during pregnancy, and the debate about its link to autism is ongoing.
The broader discussion reveals a need for clarity in the medical community about acetaminophen use. Experts like Alycia Halladay from the Autism Science Foundation argue that the evidence is settled. There’s no connection between acetaminophen and autism. Instead, we should focus on understanding autism’s true causes to support families better.
This evolving conversation illustrates how critical it is for accurate information to inform health decisions. For more in-depth understanding of the ongoing research surrounding acetaminophen and pregnancy, you can visit sources like The Lancet or the FDA.

