Jesus Guzman (back) will begin a rehab assignment with Triple-A Oklahoma City on Thursday.
Astros placed 1B Jesus Guzman on the 15-day disabled list, retroactive to August 2, with back spasms.
Jesus Guzman was removed from Friday's game against the Blue Jays due to back spasms.
Jesus Guzman's nightmarish 2014 season continued in Friday's loss to the Marlins, going 0-for-3 with a strikeout.
Jesus Guzman was back in the Astros' lineup on Tuesday.
Jesus Guzman was scratched from Sunday's lineup due to back discomfort.
Jesus Guzman got a rare start against a right-hander on Wednesday and went 3-for-4 in the shutout loss to the Nationals.
Jesus Guzman went 2-for-4 with his second home run of the season against the Angels on Sunday.
Astros manager Bo Porter announced his starting lineup for Tuesday's season opener against the Yankees, and Jesus Guzman is getting the call at first base.
Jesus Guzman went 0-for-2 on Monday and is 3-for-23 so far this spring.
Astros avoided arbitration with OF/1B Jesus Guzman by agreeing to a one-year contract.
Astros acquired 1B/OF Jesus Guzman from the Padres for INF Ryan Jackson.
Jesus Guzman had a solo homer and a two-run double versus the Brewers on Monday.
Jesus Guzman went 2-for-4 with a homer and three RBI in the Padres' loss to the Nationals on Saturday.