Allergan Pharmaceuticals Ireland has announced a $350m (€275m) investment at its Mayo plant which will create 200 new jobs over the next four years as well as 250 construction jobs.

IRELAND’S economic recovery will continue to gather momentum next year while its attractiveness as a business environment has not changed.

US firm Allergan is creating 20 new positions in Westport after the site was chosen for the manufacture of a new product.

A US pharmaceutical firm has announced plans to lay off 325 workers at its factory in Westport, Co Mayo.