The 24-year-old limped off the pitch in the first 15 minutes of the match at Vicarage Road and was replaced by Adam Lallana but manager Juergen Klopp said that the Brazilian had not been badly injured.
United, who had Nemanja Matic sent off for a second bookable offence in injury time, had an early effort from Alexis Sanchez disallowed for offside but soon took command via a scrappy 35th-minute effort from Romelu Lukaku and a superb left-foot volley from Chris Smalling three minutes later.
The Premier League's 'Project Restart' envisages a return to play in June, once given the green light from government, with the remaining 92 matches held behind closed doors at neutral venues.
Rafael van der Vaart's speculative long shot just before halftime sent Tottenham Hotspur into the FA Cup fifth round with a fortunate 1-0 win at Watford on Friday.
Watford's league match against Reading will not be replayed despite the match officials awarding Reading a goal that they never scored.
Chelsea paid a heavy price for a 3-2 defeat at West Ham United as first Liverpool, then Manchester City, leapfrogged them in the English Premier League title race on Saturday, with City ending the day on top for the first time this season.
Salomon Kalou headed a stoppage-time goal to give Chelsea a dramatic 1-0 victory at Watford.
Goals from Freddie Hinds, Bobby Reid and Niclas Eliasson put the visitors through to the third round. Watford finished with 10 men after Jose Holebas was sent off.
Former Everton, Manchester United and Sunderland manager Moyes, who replaced the sacked Slaven Bilic, has a track record of turning to a good old-fashioned No. 9 to grind out results.
Images from the English Premier League matches played on Tuesday
Daryl Janmaat, Gerard Deulofeu and Roberto Pereyra all scored late on in response to Eden Hazard dragging Chelsea back into the game with a curler in the 82nd minute after Tiemoue Bakayoko was sent off for a second booking on the half-hour.
Images from the Premier League matches played on Sunday.
Images from the English Premier League matches played on Saturday
Watford and Crystal Palace continued to inch towards Premier League safety after a scrappy goalless draw at Vicarage Road on Saturday that means the home side have taken just two points from a possible 21.
IMAGES from EPL matches played on Sunday.
Liverpool's first loss of the season means they cannot finish the campaign unbeaten to match Arsenal's 'Invincibles' of 2003-04.
Mourinho takes a veiled jibe at Lukaku
Images from the English Premier League matches played on Saturday.
Holders Arsenal's long unbeaten run in the FA Cup continued but they were frustrated by stubborn Championship leaders Hull City on Saturday, drawing 0-0 in a dreary fifth-round tie at the Emirates Stadium.
Images from the EPL match played between Manchester United and Watford on Sunday.
Real Madrid have signed Spain right-back Alvaro Odriozola from Real Sociedad on a contract until 2024, the European champions said on Thursday.
Manchester City moved 11 points clear at the top of the English Premier League after a last-gasp goal from Rodri gave them a 2-1 victory at fourth-placed Arsenal on Saturday in a controversy packed game at the Emirates stadium.
'We made it difficult for them because we scored the second goal. Imagine if it was 11 v 10 at that moment. We started to create more problems for them, but then one counter attack from them and we should do different in that moment'
Watford knocked out of FA Cup; third-tier side Cultural Leonesa shock Madrid team.
Chelsea to host Burnley in Premier League season ope
IMAGES from the English Premier League matches played on Tuesday.
European heavyweights Barcelona, Bayern Munich, Juventus and Paris St Germain all maintained their leads and Benfica toppled Sporting Lisbon.
Romelu Lukaku struck twice as Manchester United returned to winning ways after two successive Premier League losses with a 2-0 victory over Burnley at Turf Moor on Sunday.
Chelsea have left the door open for John Terry to stay at Stamford Bridge after the central defender announced that he is leaving when his contract expires at the end of the season. The Premier League champions said he could be offered the chance to stay at Stamford Bridge following a meeting with the club last month. "In that meeting he asked about the possibility of an extension to his existing contract," Chelsea said in a statement. "John was advised that while no new deal was currently on the table, that situation could change in the coming months." Chelsea said they had the utmost respect for Terry and everything he has helped them achieve, describing him as a "fantastic servant and superb captain".
Manchester United will be without skipper Wayne Rooney, Marouane Fellaini, Michael Carrick and Anthony Martial for their visit to Watford on Saturday when the Premier League resumes after the international break.
Manchester United's winless run continued but they gave under-fire coach Louis van Gaal crumbs of cheer with a committed display in an entertaining 0-0 draw with Chelsea while Arsenal went top of the table on Monday.
Images from the EPL matches played on Saturday
IMAGES from the EPL matches played on Sunday
Tottenham Hotspur have shown impressive durability in the Premier League lately, but they will need to be at their most steadfast to deny champions and league leaders Manchester City who travel to Wembley on Monday.
Eriksen punctured Brighton's armour from Tottenham's 29th goal attempt -- 21 of which were from outside the penalty area.
A round-up of Saturday's matches in the English Premier League.
Arsenal squandered a two-goal lead as Watford hit back to draw 2-2 in new manager Quique Sanchez Flores's first game of his second stint in charge at Vicarage Road on Sunday.
There was no way through for Chelsea as Watford halted their recent resurgence in a goalless Premier League stalemate at Vicarage Road while Everton piled more woe on Newcastle United with a 3-0 victory on Wednesday.
The following are talking points from the Premier League weekend:
Manchester United's struggle to achieve a top-four finish continued on Tuesday as Zlatan Ibrahimovic came to their rescue with an added time penalty to salvage a 1-1 draw against Everton in their Premier League clash at Old Trafford.