Business USAUS drugmaker Actavis buys Irish firm for $8.5bnAFPMay 21, 2013May 21, 2013 by AFPMay 21, 2013May 21, 2013 DUBLIN: US drugs company Actavis on Monday agreed to buy Irish peer Warner Chilcott for $8.5 billion (6.6 billion euros) including debt, in a bumper...