IRVINE, Calif.--(BUSINESS WIRE)--Allergan, Inc. (NYSE:AGN) today announced operating results for the quarter ended March 30, 2007. Allergan also announced that its Board of Directors has declared a first quarter dividend of $0.10 per share, payable on June 8, 2007 to stockholders of record on May 18, 2007, and a 2-for-1 stock split, to be effected in the form of a one hundred percent (100%) stock dividend, payable on June 22, 2007 to stockholders of record on June 11, 2007.