MORRISTOWN, N.J., July 27 /PRNewswire-FirstCall/ -- Watson Pharmaceuticals, Inc. (NYSE: WPI - News), a leader in generic and specialty branded pharmaceuticals, announced that effective today Mark W. Durand, Senior Vice President and Chief Financial Officer, has taken a leave of absence from the Company for health reasons. Paul Bisaro, President and Chief Executive Officer of Watson, announced that R. Todd Joyce, Vice President, Corporate Controller and Treasurer, will serve as Acting Principal Financial Officer, effective immediately.