Lammons (knee/ankle) was a full participant during Thursday's practice.
Head coach Shane Steichen told reporters Friday that Lammons (ankle/knee) won't play in Sunday's matchup against the Dolphins.
Lammons (ankle/knee) is active for Sunday's game against the Steelers.
The Colts signed Lammons from the practice squad to the active roster Tuesday.
The Colts activated Lammons (foot/ankle) off the active/PUP list Monday, JJ Stankevitz of the team's official site reports.
The Colts placed Lammons (foot) on the active/PUP list Wednesday, Stephen Holder of ESPN.com reports.
Lammons (foot) did not participate in drills during OTAs on Thursday, James Boyd of The Athletic reports.
Lammons (ankle) is out for Saturday's game versus the Texans.
The Colts elevated Lammons to the active roster Saturday.
Lammons was let go by the Colts on Monday, Tom Pelissero of NFL Network reports.