PARSIPPANY, N.J., May 2, 2013 /PRNewswire/ -- Actavis, Inc. (ACT) today reported net revenue increased 24 percent to $1.90 billion for the first quarter 2013, compared to $1.52 billion in the first quarter 2012. On a non-GAAP basis, diluted earnings per share for the first quarter 2013 was $1.99, compared to $1.64 per diluted share in the first quarter 2012, an increase of 21 percent.