HSE Director General Tony O' Brien has said frontline health services require significant extra investment "to begin to repair the impact of six to seven years of austerity and move towards acceptable levels of service".
The first authoritative opinion poll published since Greek Prime Minister Alexis Tsipras resigned last week suggests his leftist Syriza party is leading the opposition conservatives ahead of elections on 20 September.
Prime Minister Alexis Tsipras has resigned, hoping to strengthen his hold on power in snap elections after seven months in office in which he fought Greece's creditors for a better bailout deal but had to cave in.
A number of Jobstown residents who were among those arrested after last November's water charge protest in which Tánaiste Joan Burton was trapped in her car for two hours have expressed their fear that they may be facing charges.
The IMF has pressed Europe to come forward with debt relief for Greece, saying it would only make a decision on providing further financing for Athens after steps are taken to make its debt burden more sustainable.
The European Union will keep Greece on a tight rein after its latest bailout, with sources saying the €85 billion deal will be reviewed by lenders in October and any discussion of debt relief will only come at a later stage.
More than 20 people are expected to appear in court in the coming weeks in connection with a water charge protest in Tallaght last year in which Tánaiste Joan Burton was trapped in her car for over two hours.