Keith Earls and Rob Kearney have been left out of Ireland's Rugby World Cup Pool A clash with Scotland amid fitness concerns.
Joey Carbery and Andrew Conway could feature against France this weekend, but Robbie Henshaw and Dan Leavy may be absent.
The United States tested a second-string Ireland team early on, but Joe Schmidt's men ultimately cruised to victory at the Aviva Stadium.
An absorbing Champions Cup quarter-final between Munster and Toulon was won by the former thanks to a superb solo try from Andrew Conway.