Researchers found a modest association between ‘any prenatal maternal use’ of acetaminophen” in all three trimesters and ADHD in the offspring but not with use for fewer than eight days.
View More Acetaminophen use in pregnancy and ADHD risk in offspring
For mothers who smoked fewer than 10 cigarettes per day, the risk of giving birth to a child who developed ADHD was 54 percent higher than for non-smokers. For heavier smokers, the risk was 75 percent higher.
View More Cigarette smoking in pregnancy linked to high risk of ADHD in children