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Tylenol and Autism: Understanding the Potential Link and Latest Research

Tylenol, a widely used medication to manage pain and fevers, has raised growing concerns. Some women reported that their children were born with autism spectrum disorder (ASD) and attention-deficit/hyperactivity disorder (ADHD) after using the over-the-counter medication during pregnancy. This article explores the potential link between Tylenol and autism, delving into the latest research findings and discussing the ongoing debate surrounding this issue.

Is Tylenol Linked to Autism?

Early Studies and Discoveries: Since 2008:

Researchers have been investigating a possible connection between Tylenol and postnatal autism, notably observing a rise in autism cases since 1980. The U.S. Centers for Disease Control and Prevention initially recommended substituting aspirin for infants instead of acetaminophen, as they suspected measles-mumps-rubella vaccinations as the cause of autism. However, further research revealed a significant association between acetaminophen and autism disorder in children aged 5 and younger.

Increased Risk during Pregnancy:

Scientists found a potential increased risk of ADHD and autism associated with Tylenol use during pregnancy. Nonetheless, it is essential to note that some pregnant women who took Tylenol did not experience these issues. It is important to recognize that correlation does not prove causation, and further studies are required to establish conclusive evidence.

Latest Research Findings:

NIH Study

In 2019, Johns Hopkins University conducted a study funded by the National Institutes of Health. Results suggested that mothers using acetaminophen during pregnancy had a higher risk of giving birth to children with ADHD and autism spectrum disorder. The researchers analyzed data from the Boston Birth Cohort study, which measured acetaminophen levels in umbilical cord blood from 996 births.

Moreover, researchers also found a correlation between the risk level and the quantity of acetaminophen consumed during pregnancy. Dividing the subjects into thirds based on exposure levels, they observed a more than two times higher risk of having a child with ADHD and ASD in the middle and higher thirds compared to the lower third. These findings highlight the importance of dosage in assessing potential risks.

WP Lab, Duke University, and Chapel Hill Study:

This study challenged the previous belief that acetaminophen usage during pregnancy and early childhood was safe, as people assumed children and unborn babies had similar effects as adults. Now, at least 14 epidemiological studies support the idea that prenatal exposure to acetaminophen (paracetamol) increases the risk of neurodevelopmental problems, including ADHD and ASD.

European Research Council-Funded Meta-Analysis:

2021 meta-analysis involving more than 70,000 mother-child pairs from European birth cohorts assessed prenatal and postnatal acetaminophen exposure up to 18 months. The results showed that children with prenatal exposure to acetaminophen had a 21% higher likelihood of having ADHD with clinical symptoms and a 19% higher likelihood of autistic spectrum conditions.


Tylenol and Autism Lawsuits

In the past few years, some women delivered babies with autism and ADHD after using Tylenol while pregnant. They later filed lawsuits against Tylenol manufacturers, claiming the drug caused autism in their children. To support their Tylenol lawsuits, plaintiffs relied on a study suggesting a potential link between Tylenol use during pregnancy and an increased risk of autism in children.

But some studies have not found a direct link between Tylenol and ADHD or autism. The makers of Tylenol maintain their product is safe when used as directed. They say they have seen no evidence to suggest a link between Tylenol and autism.

But the drugmakers’ stance hasn’t stopped parents of some children with autism from pursuing legal action. These legal claims typically seek compensation for medical expenses and damages for the emotional pain and suffering caused by their children’s diagnosis.

If you regularly use Tylenol or other medications containing acetaminophen during pregnancy, and your child has been diagnosed with  Autism, you may be entitled to compensation.

Tylenol settlement qualification check


The issue of Tylenol’s potential link to autism remains a complex and controversial topic, prompting legal action from affected parents seeking accountability and compensation. As scientists strive to unravel the relationship between prenatal autism and Tylenol, it is vital to continue supporting rigorous research to ensure accurate conclusions. Amidst the ongoing legal battle and scientific investigation, the welfare of affected families and children with autism remains a primary concern.

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