Two people have been injured in a chemical incident at a laboratory at the Sanofi Waterford site.
The incident happened at around 11.20am.
The emergency services were immediately informed and responded swiftly.
The two injured people were brought by ambulance to University Hospital Waterford where they are receiving treatment.
The Health & Safety Authority have also been informed in line with established protocols and the company says a thorough investigation will be conducted.
The pharmaceutical company has been in Waterford since 2001.
