Jake Heenan and Kieran Marmion are in contention for selection ahead of Connacht's Challenge Cup quarter-final.
Heenan (ankle) and Marmion (quad) have both recovered from their injuries in recent weeks.
Tiernan O’Halloran (quad) and AJ MacGinty (shoulder) have commenced rehabilitation and their return dates will be determined by how well they progress over the next few weeks.
Nathan White is continuing rehab from his recent head injury under the supervision of the medical team.
Both Rory Parata and Jack Carty have progressed well with their rehabilitation and have returned to light contact training. It is hoped that they will be available for selection for the upcoming PRO12 games.
Craig Ronaldson and Ciaran Gaffney have both returned to running from their respective ankle injuries and will continue to progress towards team training in the next 2-3 weeks.