Mylan Declares Regular Quarterly Cash DividendPITTSBURGH--(BUSINESS WIRE)--June 16, 2003--Mylan Laboratories Inc. (NYSE:MYL) announced today that the regular quarterly cash dividend of $0.0333 per share will be paid on July 15, 2003, to shareholders of record on June 30, 2003.

Mylan Laboratories Inc. is a leading pharmaceutical company that develops, manufactures and markets generic and proprietary prescription products. Mylan has two operating segments that market an extensive line of generic and branded products through four business units: Mylan Pharmaceuticals Inc., Mylan Technologies Inc., UDL Laboratories, Inc. and Bertek Pharmaceuticals Inc. For more information about Mylan, visit www.mylan.com.

    CONTACT: Mylan Laboratories Inc. Kris King, 724/514-1800

    SOURCE: Mylan Laboratories Inc.