Reports in the Guardian suggest Pedro is growing concerned over Van Gaal’s treatment of Spanish players.
Valdes has been told he can leave United and is currently training with the United U21 team while De Gea has been put in the stands so far this season, due to his uncertain future at the club.
Former Athletic Bilbao star Ander Herrera has also failed to secure a place in Van Gaal’s midfield this season, while Juan Mata was out of the team for patches of last season.
Reports claim Manchester City are keeping tabs on the situation and could make a move for the Barcelona No. 7.