The Brazilian picked up the issue after coming on at half-time of Wednesday’s 2-0 victory over Atletico Madrid at Anfield.
The Reds maintained their unbeaten start to the 2021-22 campaign with a hard-fought victory in the Spanish capital over Atletico Madrid.
Claudio Ranieri, who has been appointed as the new Watford manager on a two-year deal, will prepare his team to face Liverpool on Saturday.
Liverpool resume their campaign by traveling to Vicarage Road to take on Watford, who last week installed Claudio Ranieri as their new head coach.
James Milner, who will be heading into his 20th season at the highest level, opens up about the pre-season and return of their star defenders from injuries.