Published Thursday, 08 November 2012
Part of a ward at Antrim Area Hospital has been closed. (© Pacemaker)
Eighteen people - including 13 patients and five staff - are believed to have contracted the infection.
One bay in one ward was closed due to three patients having infectious gastroenteritis, while one bed is now out of service.
Another 10 patients were affected in another ward.
A statement from the Northern Health and Social Care Trust said the spread of the infection has been brought under control.
It said: "At present Antrim Area Hospital has closed one bay of one ward due to three patients having infectious gastroenteritis, suspected norovirus, and one bed is out of service.
"In another ward ten patients were affected though none were very unwell as a result, all patients are now recovered or recovering.
"To our knowledge five members of staff have been affected. Thanks to the hard work of our staff the spread of the infection has now been brought under control."