Uruguay striker Suarez is set to miss the match as he is currently serving an eight-game ban for abusing Evra during a 1-1 Premier League draw at Anfield in October - a ruling that sparked a furious reaction from Liverpool.
4th round draw
Brighton and Hove Albion or Wrexham v Newcastle United
Sunderland v Middlesbrough
Dagenham and Redbridge or Millwall v Southampton
Hull v Crawley
Milton Keynes Dons or Queens Park Rangers v Chelsea
West Bromwich Albion v Norwich
Blackpool v Sheffield Wednesday
Arsenal or Leeds v Aston Villa
Stevenage v Notts County
Watford v Tottenham Hotspur
Liverpool v Manchester United
Derby County v Stoke City
Everton v Fulham
Macclesfield Town or Bolton Wanderers v Swansea City
Sheffield United v Birmingham City or Wolverhampton Wanderers
Nottingham Forest or Leicester City v Swindon Town
Ties to be played on the weekend of Jan 28-29
Source: AFP