Peraza is not in the lineup for Monday's game in Boston.
Lambert (8-8) took the loss against the Diamondbacks on Sunday, allowing three runs on seven hits and no walks in seven innings. He struck out six.
The Astros transferred Burrows (elbow) to the 60-day injured list Sunday.
The Astros claimed Barrosa off waivers from the Diamondbacks on Sunday.
The Astros optioned Meyers to Triple-A Sugar Land on Sunday.
Urena (9-10) took the loss Sunday against the Pirates, allowing a run on three hits and a walk across eight innings. He struck out four.
Trammell is out of the lineup for Sunday's game against the Diamondbacks.
The Astros optioned Teng to Triple-A Sugar Land on Saturday.
Diaz isn't in the starting lineup Sunday versus Arizona.
Frazier will start in left field and bat eighth in Sunday's game against the Pirates.
The Astros offense hasn't been great lately, but Grayson Rodriguez is the perfect antidote. He comes in with a 7.71 ERA and allows opposing hitters to slash .283/.365/.511 against him. The Angels have a bad bullpen, too.
