Tony Sipp (back) will throw a bullpen session on Wednesday or Thursday.
Tests on Tony Sipp's oblique/back came back negative.
Tony Sipp has been sent for tests due to an oblique/back injury.
Astros and LHP Tony Sipp avoided arbitration by agreeing to a one-year, $2.4 million contract.
Tony Sipp earned his fourth save of the season by hurling a scoreless ninth inning against the Mariners in Wednesday's 5-2 victory.
With Chad Qualls ready to go in the pen, Tony Sipp retired all six batters he faced to earn a save in a one-run game against the A's on Friday.
Tony Sipp picked up a rare save, finishing off the Rangers in the ninth inning of Thursday's win.
CBS Sports' Jon Heyman reports that Tony Sipp has "drawn the most interest of any Astros player."
Astros signed LHP Tony Sipp to a one-year contract.
A source tells Chris Cotillo of MLB Daily Dish that Tony Sipp won't opt out of his minor league contract with the Padres.
Chris Cotillo of MLBDailyDish.com reports that Tony Sipp is undecided on whether he'll opt out of his minor league contract with the Padres.
Tony Sipp continued his impressive Cactus League display, tossing 1 1/3 scoreless frames in Sunday's win over the Rangers.
Padres signed LHP Tony Sipp to a minor league contract.
Corey Brock of MLB.com reports that the Padres are closing in on a minor league deal with Tony Sipp.