Alex Ferguson will check on the fitness of David Beckham before finalising his side for tomorrow's crunch Barclaycard Premiership trip to Newcastle.
The England skipper tweaked a hamstring in Tuesday's 3-1 defeat in the Bernabeu and may be forced onto the sidelines along with Juan Sebastian Veron, who has yet to recover from a knee ligament injury.
Phil Neville returns to the squad after missing the midweek mauling in Madrid through suspension but he may have to be content with a place on the bench.
United have not won at St James' Park since 1999, but know maximum points will put them three points ahead of Arsenal ahead of the potential title-decider at Highbury next week.
Provisional squad: Barthez, Carroll, Ricardo, G Neville, Brown, Ferdinand, Silvestre, O'Shea, P Neville, Beckham, Scholes, Butt, Keane, Giggs, VanNistelrooy, Solskjaer, Forlan, Roche, Richardson, Pugh, Fletcher.