( October 28, 2026, 7:12 AM EDT) -- NEW YORK — The Second Circuit U.S. Court of Appeals issued a mandate that vacated lower court rulings that excluded the testimony of general causation experts retained by parents who allege that prenatal exposure to acetaminophen causes autism or attention deficit hyperactivity disorder (ADHD) and reversed the resulting judgments after denying a petition for rehearing and/or rehearing en banc filed by the manufacturer of Tylenol and retailers....