It's a shame this became a high-profile political issue, because there is a real unanswered medical question there, as even that study acknowledges ("associations observed in other models", including that study itself outside of the sibling control analysis).
replyAlso: "However, a 2021 consensus statement by an international group of scientists and clinicians recommended that pregnant individuals “forego [acetaminophen] unless its use is medically indicated,” among other precautionary actions, due to potential risk of developmental disorders such as autism and attention-deficit/hyperactivity disorder (ADHD)."