** Shares of Tylenol maker Kenvue KVUE.N fall 3.1% to $17.78 premarket
** U.S. President Donald Trump said on Saturday his administration would make announcement about its autism findings on Monday, declining to offer specifics
** The Wall Street Journal reported earlier this month that Health Secretary Robert F. Kennedy Jr. plans to announce that use of KVUE's popular over-the-counter pain medication Tylenol by pregnant women is potentially linked to autism, contrary to medical guidelines that say it is safe to use
** Kenvue has previously said it continues to believe that taking acetaminophen - the active ingredient in Tylenol - does not cause autism
** Up to last close, stock down 14.1% YTD
(Reporting by Sneha S K)
((Sneha.SK@thomsonreuters.com;))