Mylan Announces First Quarter Fiscal 2004 Earnings Release Date and Conference CallPITTSBURGH--(BUSINESS WIRE)--July 14, 2003--Mylan Laboratories Inc. (NYSE: MYL) announced today that it will release its first quarter fiscal 2004 financial results before the market opens on Wednesday, July 23, 2003.

Mylan management will host a conference call and live Webcast at 10:00 AM ET to discuss the financial results and relevant company topics. The dial-in-number to access this call is (719) 457-2679. In addition to the live call, a replay will be available from approximately 12:00 PM ET on July 23, through 12:00 PM ET July 30, and can be accessed by dialing (719) 457-0820 with access pass code 420781.

To access the live Webcast, go to Mylan's website at www.mylan.com and click on the Webcast icon at least 15 minutes before the call is to begin to register and download or install any necessary audio software. If you are unable to listen to the live Webcast, please access www.mylan.com at any time within seven days to listen to a replay of the Webcast.

Mylan Laboratories Inc. is a leading pharmaceutical company that develops, manufactures and markets generic and proprietary prescription pharmaceutical products. The Company markets an extensive line of generic products through its three business units, Mylan Pharmaceuticals Inc., Mylan Technologies Inc., and UDL Laboratories, Inc., as well as branded products through its Bertek Pharmaceuticals Inc. subsidiary. For more information, visit www.mylan.com.

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

    SOURCE: Mylan Laboratories Inc.