Davis had three total tackles and a tackle for a loss in Sunday's win over Chicago.
The Colts activated Davis off their active/non-football illness list Monday.
Davis' placement on the Colts' active/non-football illness list is due to high blood pressure, Joel A. Erickson of The Indianapolis Star reports.
The Colts placed Davis (undisclosed) on the active/non-football illness list Wednesday, Nate Atkins of The Indianapolis Star reports.
The Colts have agreed to terms with Davis on a two-year, $14 million deal, James Boyd of The Athletic reports.
Davis (wrist) is active for Sunday's game against the Broncos, David Furones of the South Florida Sun Sentinel reports.
Davis (knee) is listed as active for Thursday's contest against the Bengals.
Davis (knee) is questionable for Thursday's game against the Bengals, Adam H. Beasley of ProFootballNetwork.com reports.
Davis (knee) is listed as inactive for Sunday's game against the Bills.
Davis (knee) is questionable for Sunday's game against the Bills, Travis Wingfield of the Dolphins' official site reports.