Michael Wacha (shoulder) threw a bullpen session in front of Cardinals coaches Friday at the team's spring training complex in Jupiter, Florida.
The results from a scheduled MRI on Michael Wacha's right shoulder Sunday came back clean.
Michael Wacha will follow his normal offseason program after an MRI Friday on his right shoulder came back clean.
Michael Wacha served up a walk-off, three-run homer to Travis Ishikawa in the ninth inning of Thursday's loss to the Giants.
Cardinals manager Mike Matheny acknowledged Monday that Michael Wacha is an "extra-inning reliever."
Michael Wacha will pitch out of the Cardinals' bullpen during the NLDS against the Dodgers.
Michael Wacha surrendered two runs in five-plus innings Friday in a no-decision versus the Diamondbacks.
Michael Wacha allowed two runs on six hits over 4 2/3 innings on Saturday.
Michael Wacha (shoulder) will return to the Cardinals' rotation Saturday against the Reds.
Michael Wacha said he "felt great" after a 30-pitch bullpen session Sunday.
The Cardinals have decided to skip Michael Wacha's next scheduled start on Sunday.
Michael Wacha struggled in his second start coming off the disabled list, giving up six runs -- five earned -- over four innings in a loss to the Reds.
Michael Wacha made his first start since June 17 and pitched well, despite lasting only three innings against the Brewers on Thursday.
Cardinals activated RHP Michael Wacha from the 60-day disabled list.