The Warriors needed 98 minutes and a four-man advantage to sneak victory.
Johann van Graan is without 24 players for Sunday’s Pro14 clash against the Cheetahs.
The All Black suffered a leg injury against Leinster.
It has also seen its drugs services “stretched to capacity” as the recession impacts on people’s lives in Ireland, said its CEO.
Dalglish’s squad has diminished in recent weeks, with Craig Bellamy, Maxi Rodriquez, Glen Johnson, Daniel Agger and Martin Kelly all missing the defeat to Wigan at Anfield.