The US president unveils 'aggressive' tariff plan "to strengthen the international economic position of the United States and protect American workers"

Luke O'Neill said Ireland's underinvestment in science and research compared to the European average was a concern

The US was both the largest export and import market for Irish goods in January

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