Bale hurt his lower left leg late in the first half on Thursday in the 2-2 draw at Villarreal. He played on until halftime when he was substituted.
Real Madrid beat Japan's Kashima Antlers 3-1 in the semi-final of the Club World Cup on Wednesday.
The Spanish coach decided to give a rest to captain Sergio Ramos after he suffered a cut to his left eyebrow during the Atletico match.
Benzema scored twice and Bale once as Madrid came from behind to earn a 4-1 win at Girona on Sunday, remaining perfect in the Spanish league after two rounds.
Lopetegui is assured of Bale's success in the future and he thinks it's the perfect time for the Welshman to shine.
It is learnt that Ronaldo is discontent regarding the fact that the club is not ready to meet his demands and that the priority has been shifted to bringing in Neymar this season.
Tottenham manager Mauricio Pochettino and Germany coach Joachim Loew are two of the top names rumoured to be on Madrid's list of candidates.
Real Madrid's biggest star, Cristiano Ronaldo, hinted he was unsure he would stay with the club.
Real Madrid defeated Liverpool 3-1 to win their third straight Champions League final and record-extending 13th European title overall.
Gareth Bale struck twice as Real Madrid thrashed Liverpool 3-1 to claim their third straight Champions League trophy.
The match between Real Madrid and Villarreal ended in a 2-2 draw, which puts the Los Blancos at the third position after League champions Barcelona and runner-up Atletico Madrid at the end of the season.
Real Madrid plays Villarreal in the final round of the Liga before the Champions League final on May 26 in Kiev.
Madrid is in a fight for third place with Valencia, which is only four points behind going into its home match against Real Betis on Sunday.
Ronaldo netted twice and his partners in attack added a goal each to record a fourth straight win for Real Madrid in the Spanish league.
Zidane started the strike trio of Ronaldo, Karim Benzema and Gareth Bale for the first time this season and the results were delivered.
With Gareth Bale and Cristiano Ronaldo each scoring twice, Madrid routed Deportivo La Coruna 7-1 in the Spanish league on Sunday, ending a three-match winless streak at home.
Bale came off the bench after a long injury layoff to set up two goals and help Madrid's reserves secure a 2-2 draw against third-division Fuenlabrada.
Madrid play Fuenlabrada in the Copa del Ray match but the coach did not say whether the 28-year-old Bale will start or come off the bench.
Along with Gareth Bale and Cristiano Ronaldo, the French striker is a part of Madrid's "BBC" which has been a cornerstone of their success.
Madrid struggled offensively without the suspended Cristiano Ronaldo whereas Karim Benzema wasted opportunities in front of the goal during the match.
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