The Brewers activated Mears (forearm) from the 15-day injured list Thursday.
Mears (forearm) could be activated from the 15-day injured list as soon as Wednesday, Adam McCalvy of MLB.com reports.
Mears (forearm) will throw a simulated game Monday, Curt Hogg of the Milwaukee Journal Sentinel reports.
Mears (forearm) will throw a bullpen session Tuesday, Jack Stern of Brewer Fanatic reports.
The Brewers placed Mears on the 15-day injured list Sunday, retroactive to Aug. 23, due to right forearm inflammation.
The Brewers acquired Mears from the Rockies on Saturday in exchange for Bradley Blalock and Yujanyer Herrera, Jeff Passan of ESPN.com reports.
Mears could be in the mix for save opportunities this weekend against the Pirates after the Rockies placed closer Justin Lawrence on the paternity list Friday.
Mears allowed one earned run on one hit and three walks while striking out one Monday against the Diamondbacks.
Mears was recalled from Triple-A Albuquerque on Monday, Thomas Harding of MLB.com reports.
Colorado activated Mears (oblique) from the 15-day injured list Tuesday and optioned him to Triple-A Albuquerque.