Allen, 6-3, 265 pounds, played in 13 games (12 starts) for the Colts this season and totaled 16 receptions for 109 yards and one touchdown.
Colts coach Chuck Pagano said Wednesday that starting quarterback Andrew Luck will not play Sunday against Tennessee.
The move comes after the Colts inked free agent quarterback Josh Freeman earlier in the day.
Freeman, 6-6, 248 pounds, has played in 61 career NFL games (60 starts) and completed 1,164-of-2,020 passes for 13,724 yards with 80 touchdowns and 67 interceptions for a passer rating of 77.8.
DeMarcus Ware beat AJ McCarron to a fumbled snap in overtime, sending the Denver Broncos into the playoffs with a 20-17 win over the Cincinnati Bengals on Monday night.
The Colts have placed quarterback Charlie Whitehurst and guard Hugh Thornton on the injured reserve list.
Dr. Dale Guyer said Charles Sly has had no affiliation with the clinic since his unpaid internship from February-May 2013. Manning sought holistic treatments there in 2011.
On the brink of elimination from the playoff race, the Indianapolis Colts dug in.
The allegations surfaced in an Al Jazeera undercover probe into doping in global sports that is set to air Sunday and was shared in advance with the Huffington Post.
Indy must win final two games and hope for Houston stumble down the stretch.
Colts quarterback Matt Hasselbeck returned to practice Thursday after sitting out Wednesday with day with a rib injury.
Colts coach Chuck Pagano said his quarterback did limited work on the field, but ruled him out as he recovers from a lacerated kidney and a partially torn abdominal muscle.
The Indianapolis Colts today signed free agent outside linebacker Andy Studebaker and waived guard Todd Herremans and inside linebacker Amarlo Herrera.
The Colts quarterback has missed four straight games with a lacerated kidney and partially torn abdominal muscle.
Bortles threw for three touchdowns and ran for a score on the team’s final play, and the Jaguars beat Indianapolis 51-16 on Sunday to end the Colts’ 16-game winning streak in the AFC South.
Irving, 6-1, 253 pounds, has played in eight games (two starts) for the Colts this season and registered 18 tackles (13 solo), 1.0 sack, two passes defensed, one forced fumble and two special teams tackles.
Colts coach Chuck Pagano says he expects quarterback Matt Hasselbeck to play this weekend against Jacksonville with a fractured rib and a sore neck.
Ben Roethlisberger torched the Indianapolis Colts once again. The Pittsburgh quarterback threw for 364 yards and four touchdowns in the Steelers’ 45-10 dismantling of the decimated Colts on Sunday night.
This marks the fourth time he has earned the award in his career (October 1998, September 1999 and November 2004) and his first as a member of the Colts.
Colts running back Ahmad Bradshaw will miss the rest of this season after injuring his wrist in Sunday’s 25-12 victory over Tampa Bay.