THE CORPORATE LIBRARY

Related Party Transactions and Outside Related Director Information

Watson Pharmaceuticals, Inc. (WPI)

4/4/2006 Proxy Information

Mr. Feldman is a member of the law firm of Seyfarth Shaw LLP which, during 2005 provided, and which in the future may from time to time provide, legal services to the Company. The amount received by Seyfarth Shaw LLP for legal services rendered is de minimis.

Dr. David Hsia, the Company’s Senior Vice President, Scientific Affairs, is Dr. Chao’s brother-in-law.

4/1/2005 Proxy Information

The Company leases a portion of its facilities from a trust and other entities of which Dr. Chao and certain family members (including Dr. David Hsia, the Company's Senior Vice President, Scientific Affairs and brother-in-law to Dr. Chao), are among the beneficiaries. The aggregate rental expense for each of 2004, 2003 and 2002 was $399,000, $420,093, and $403,778, respectively. Following the expiration of the lease in December 2004, the Company acquired said facility from the Chao Family Trust I for $2.4 million.

Mr. Feldman is a member of the law firm of Seyfarth Shaw LLP which, during 2004 provided, and which in the future may from time to time provide, legal services to the Company. The amount received by Seyfarth Shaw LLP for legal services rendered is de minimis.

Mr. Michelson served as a consultant to Watson Pharmaceuticals, Inc. from February 2001 to June 2003.

4/12/2004 Proxy Information

Michel J. Feldman is a member of the law firm of Seyfarth Shaw LLP which, during 2003 provided, and which in future may from time to time provide, legal services to the Company. The amount received by Seyfarth Shaw LLP for legal services rendered is de minimus.

The Company leases a portion of its facilities from a trust and other entities of which Dr. Chao and certain family members (including Dr. David Hsia, the Company's Senior Vice President, Scientific Affairs and brother-in-law to Dr. Chao), are among the beneficiaries. The aggregate rental expense for each of 2003, 2002 and 2001 was $420,093, $403,778, and $388,239, respectively.

4/10/2003 Proxy Information

The Company leases a portion of its facilities from a trust and other entities of which Dr. Chao and certain family members (including Dr. David Hsia, the Company's Senior Vice President, Scientific Affairs and brother-in-law to Dr. Chao), are among the beneficiaries. The aggregate rental expense for 2002, 2001 and 2000 was $403,778, $388,239 and $373,000, respectively.

Mr. Feldman is a member of the law firm of D'Ancona & Pflaum LLC, which, from time to time, provides legal services to the Company.