Justin Verlander was torched for eight runs in 2 2/3 innings by the Rangers on Thursday.
Carlos Rodon will start Saturday against the Reds.
Brett Gardner is out Wednesday with a stiff neck.
Jordan Walden will be sidelined for the next 6-10 weeks with a right shoulder strain.
Carlos Perez is getting his second consecutive start at catcher Wednesday against the Mariners.
Tyler Flowers (illness) is back in the White Sox starting lineup Wednesday night against the Tigers.
Hanley Ramirez (shoulder) is expected to begin taking dry swings on Thursday.
Jeff Samardzija has dropped the appeal of his five-game suspension and will begin serving it Wednesday.
George Springer (head) is not in the Astros' starting lineup on Wednesday night against the Rangers.
Leonys Martin (wrist) is out of the Rangers' starting lineup again on Wednesday night.
Bryce Harper launched three home runs and drove in five in Wednesday's victory over the Marlins.
Athletics activated OF Coco Crisp from the 15-day disabled list.