The US may not have understood the complexity of tariffs on EU pharmaceuticals when it was first suggested, Taoiseach Micheál Martin has said.

A cluster of high-tech plants offering well-paid jobs has transformed Carrigtwohil, quadrupling its population in just two decades.

Ireland and European leaders are braced for US president Donald Trump’s ‘Liberation Day’ for the US economy.

Simon Harris said the tariffs were regrettable and ultimately bad for consumers

Minister for Public Expenditure Jack Chambers acknowledged Ireland was vulnerable to any tariffs

Peter Burke also said there was a plan in place to deal with any possible US tariffs on the Irish pharmaceutical sector.

Pfizer previously announced over a thousand job cuts in locations including Ireland, the UK, Michigan, New York and New Jersey