Orioles pitcher Zach Eflin, who exited Saturday’s start, has been placed on the 15-day injured list with lower back discomfort.

The Baltimore Orioles placed right-hander Zach Eflin on the 15-day injured list on Monday with low back discomfort. The Orioles also lost catcher Chadwick Tromp during the opener of a three-game series at Texas.

For the second time this season, Zach Eflin has hit the injured list. The Orioles placed Eflin on the 15-day IL on Monday, two days after he exited his start against the Rays with lower back discomfort.