Munster fly-half Tyler Bleyendaal and lock Donnacha Ryan will follow return to play protocols this week ahead of their game against Ulster.
The duo sustained concussions on Saturday in the 10-7 win over Glasgow Warriors and will be monitored throughout this week in Limerick.
Meanwhile, prop James Cronin requires a scan for a knee injury he sustained during the PRO12 encounter at Irish Independent Park in Cork.
Conor Murray (shoulder) and CJ Stander (ankle) continue to be monitored by the medical team while Ian Keatley is expected to take a full part in training during this week. Jean Kleyn (neck), Dave Foley (wrist), Sean McCarthy (knee) and Mike Sherry (back) continue to rehab.