The Health Products Regulatory Authority says an Irish case of an rare blood clot associated with the Astrazeneca vaccine will be looked at as a priority.

The National Immunisation Advisory Committee will decide in the coming days if it needs to issue further guidance to NPHET and the Government over the use of the injection after the EMA said there is a possible link between the clotting event and the vaccine.

In the UK, those under 30 will be offered an alternative injection.

Dr Lorraine Nolan is from the HPRA she says people will be made aware of the side effects: