It will be a bonus for Munster if Tadhg Beirne and Andrew Conway return in time for the Champions Cup quarter-final clash with Toulouse.
Reds defence coach JP Ferreira says that as of now the province is planning without the Ireland pair for the Aviva stadium encounter against the reigning champions on Saturday week.
Munster are already without first choice loosehead Dave Kilcoyne, who has been ruled out for four months - including Ireland's summer tour to New Zealand - following neck surgery.
