Rubby De La Rosa will not make another start this season.
Rubby De La Rosa gave up six runs (four earned) on six hits in Saturday's loss to the Orioles.
Rubby De La Rosa was shelled for five earned runs in four innings Saturday in a loss to the Royals.
Red Sox manager John Farrell said Saturday that the club has "got a number in mind" as far as Rubby De La Rosa's innings limit this season.
Rubby De La Rosa was charged with three runs over 5 1/3 innings in Monday's loss to the Rays.
Rubby De La Rosa got a no-decision, allowing three runs in 4 2/3 innings as the Red Sox earned an 11-inning victory against the Blue Jays on Tuesday.
Rubby De La Rosa was solid, allowing two runs over 6 2/3 innings, but took a loss on Thursday against the Angels.
Rubby De La Rosa was tagged for six runs and nine hits in four innings by the Astros on Saturday.
Rubby De La Rosa struck out eight while allowing just one run over seven innings in Sunday's win over the Angels.
Rubby De La Rosa held the Cardinals to one run over six innings but settled for a no-decision on Tuesday.
Rubby De La Rosa notched a quality start on Tuesday, allowing three runs over six innings, but took a loss against the Blue Jays.
Rubby De La Rosa gave up seven runs -- six earned -- in four-plus innings Thursday in a loss to the Blue Jays.
Rubby De La Rosa tossed seven innings of one-run ball Saturday as the Red Sox beat the Royals 2-1.
Rubby De La Rosa yielded three runs and two homers in five innings Wednesday against the White Sox.