University Hospital Kerry is asking the public to stay away from its emergency department today, unless they're in critical need of urgent medical attention.
It comes following what's been described as an 'unprecedented' number of people showing up at the hospital's A&E department yesterday.
They've also had to close off three wards to new admissions because of the winter vomitting bug, while the number of Covid cases is also putting pressure on beds.
Consultant in Emergency Medicine at the hospital, Martin Boyd says 174 people presented at the A&E for treatment yesterday, which is the most he's ever seen in eleven years working at UHK.
There's also 28 people currently waiting on trolleys with patients facing delays of up to eight hours to be seen.
Mr Boyd made this appeal to anyone considering going to the A&E: