Gilead Sciences to Release Third Quarter 2007 Financial Results on Thursday, October 18, 2007

To access the live webcast via the internet, log on to www.gilead.com. Please connect to the company's website at least 15 minutes prior to the conference call to ensure adequate time for any software download that may be needed to hear the webcast. Alternatively, please call 1-800-435-1398 (U.S.) or 1-617-614-4078 (international) and dial the participant passcode 63822863 to access the call. Telephone replay is available approximately two hours after the call through October 21, 2007. To access, please call 1-888-286-8010 (U.S.) or 1-617-801-6888 (international) and dial the participant passcode 65873786. The webcast will be archived on www.gilead.com for one year.

About Gilead

Gilead Sciences is a biopharmaceutical company that discovers, develops and commercializes innovative therapeutics in areas of unmet medical need. The company's mission is to advance the care of patients suffering from life-threatening diseases worldwide. Headquartered in Foster City, California, Gilead has operations in North America, Europe and Australia.

For more information on Gilead Sciences, please visit www.gilead.com or call the Gilead Public Affairs Department at 1-800-GILEAD-5 (1-800-445-3235).

SOURCE: Gilead Sciences, Inc.

Gilead Sciences, Inc.
Susan Hubbard, 650-522-5715
Investor Relations