Michael Wacha will start on Saturday against the Pirates.
Michael Wacha gave up three earned runs in the top of the ninth inning Wednesday as the Cardinals were trounced by the visiting Cubs.
Cardinals activated RHP Michael Wacha from the 15-day disabled list.
Michael Wacha (shoulder) threw 26 pitches in a bullpen session Monday.
Michael Wacha (shoulder) is scheduled to throw a simulated game Monday.
Michael Wacha (shoulder) resumed throwing from a mound Wednesday.
Cardinals general manager John Mozeliak indicated Sunday that Michael Wacha (shoulder) is unlikely to return this season.
Michael Wacha (shoulder) is expected to resume throwing within the next week.
Cardinals GM John Mozeliak acknowledged Tuesday that Michael Wacha (shoulder) is experiencing a recurrence of the scapular issue that sidelined him in 2014.
Cardinals placed RHP Michael Wacha on the 15-day disabled list with right shoulder inflammation.
Michael Wacha gave up four runs over just five innings but escaped with a no-decision in Monday's 5-4 comeback win over the Reds.
Michael Wacha yielded two runs in five innings Wednesday in a victory over the Reds.
Michael Wacha allowed three runs over six innings in Thursday's win over the Marlins.
Michael Wacha gave up two runs over six innings Friday in a no-decision against the Dodgers.