Jason Castro went 3-for-4 with two home runs but the Astros lost to the A's on Saturday in Houston.
Matt Dominguez (quad) was 1-for-3 with a home run Friday in his return to the lineup.
Ronny Cedeno (illness) went 1-for-3 with a strikeout in his return to action Friday.
Josh Fields (forearm) could be activated from the disabled list in 7-10 days.
Jose Veras blew his third save of the season Friday and took the loss against the Athletics.
Erik Bedard gave up two runs in five innings Friday in a no-decision against the Athletics.
J.D. Martinez went 2-for-4 with a three-run home run in Friday's loss to the Athletics.
Astros prospect first baseman Jonathan Singleton will join Class A Quad Cities on Monday.
Justin Maxwell (hand) expects to begin a minor league rehab assignment next Wednesday with Class A Quad Cities.
Matt Dominguez (quad) is expected to return to the Astros' starting lineup on Friday evening.
J.D. Martinez went 2-for-4 with a home run and two RBI in the Astros' 3-1 victory over the Royals on Wednesday.
Jose Veras picked up his eighth save of the season as the Astros beat the Royals on Wednesday.
Jordan Lyles went six innings, allowing just one run, as the Astros beat the Royals on Wednesday.
Bud Norris (back) expects to make his next scheduled start.
Matt Dominguez is out of the Astros' lineup on Wednesday night because of left quad tightness.