Brett Oberholtzer was strong on Tuesday, giving up two runs and six hits in seven innings of work.
Astros recalled LHP Brett Oberholtzer from Triple-A Oklahoma City.
Brett Oberholtzer is expected to be recalled to start on Saturday against the Red Sox.
Astros optioned LHP Brett Oberholtzer to Triple-A Oklahoma City.
Brett Oberholtzer was whipped for five runs on nine hits over 6 1/3 innings Thursday in a loss to the Angels.
Brett Oberholtzer tossed 6 1/3 innings of one-run ball Saturday in a no-decision against the Tigers.
Brett Oberholtzer stifled the Orioles offensive attack in Friday's victory, surrendering just one run on four hits over seven strong frames.
The Astros will go with a six-man rotation for at least one more turn.
Brett Oberholtzer finally notched his first win of the year after allowing three runs -- two earned -- in six innings against the Mariners on Saturday.
Brett Oberholtzer fell to 0-6, allowing four runs in six innings in Tuesday's start against the Tigers.
Brett Oberholtzer gave up six runs and 11 hits in 4 2/3 innings Wednesday in a loss to the Nationals.