The Saints activated McCoy from injured reserve Saturday.
The Saints designated McCoy (calf) from injured reserve Wednesday, Nick Underhill of NewOrleans.Football reports.
McCoy (calf) was ruled out for Sunday's game against the Steelers, Katherine Terrell of ESPN.com reports.
McCoy left the locker room with a walking boot following Monday's 27-13 loss to the Ravens, Brooke Kirchhofer of WWL-TV New Orleans reports.
McCoy (calf) is questionable to return to Monday's game versus the Ravens, John Hendrix of SI.com reports.
McCoy (calf) doesn't have an injury designation for Sunday's season opener against the Falcons, Nick Underhill of NewOrleans.Football reports.
McCoy (calf) signed a five-year contract extension worth up to $63.75 million Thursday, Mike Garafolo of NFL Network reports.
McCoy (illness) has been ruled out for Sunday's game against the Panthers.