Both have been sidelined with elbow inflammation. Scheppers has not pitched in a game since June 10, and Ogando has been sidelined since June 3.
Other injury news:
• Interim manager Tim Bogar said that catcher Robinson Chirinos is almost completely over his stiff neck and could be back in the lineup as soon as Thursday.
• Outfielder Alex Rios is expected to have the sutures removed from his right thumb on Thursday. Rios has been sidelined with an infection in the thumb, and the Rangers aren't sure when he'll be ready to return.
T.R. Sullivan is a reporter for MLB.com. Read his blog, Postcards from Elysian Fields and follow him on Twitter @Sullivan_Ranger. This story was not subject to the approval of Major League Baseball or its clubs.