Astros designated RHP Philip Humber for assignment.
Philip Humber has been demoted to the bullpen.
Astros general manager Jeff Luhnow said he and manager Bo Porter have discussed the possibility of removing Philip Humber from the rotation.
Phil Humber was shelled for eight runs in just four innings of work in a loss Sunday to the Tigers.
Phil Humber allowed four runs over six innings as the Astros lost to the Yankees on Tuesday.
Astros manager Bo Porter said Friday that Philip Humber will remain in the starting rotation.
Philip Humber was pounded for seven runs in 4 2/3 innings by the Red Sox in a loss Thursday.
Philip Humber recorded only one out before being removed from Saturday's game against the Indians.
Phil Humber gave up two runs over seven innings in Sunday's loss to the Angels.
Philip Humber posted a quality start but suffered a loss Monday, allowing three runs over six frames against the Mariners.
Philip Humber allowed one run in 5 2/3 innings Wednesday in a loss to the Rangers.
Astros manager Bo Porter said Tuesday that Philip Humber has all but secured a spot in the rotation.
After coming out of the pen, Philip Humber allowed one hit over five scoreless innings Tuesday in the Astros' 9-4 defeat of the Marlins.
Philip Humber blanked the Nationals for four innings in the Astros' 4-2 victory Thursday.