FOSTER CITY, Calif.--(BUSINESS WIRE)--April 18, 2006--Gilead Sciences, Inc. (Nasdaq:GILD - News) today announced its intention to offer, subject to market and other conditions, approximately $550 million principal amount of Convertible Senior Notes due 2011 and approximately $550 million principal amount of Convertible Senior Notes due 2013 through offerings to qualified institutional buyers pursuant to Rule 144A under the Securities Act of 1933, as amended (the “Securities Act”). The notes will be convertible under certain circumstances. Upon conversion, holders will receive cash up to the principal amount, and any excess conversion value will be delivered, at our election, in cash, common stock or a combination of cash and common stock. Gilead also expects to grant the initial purchasers an option to purchase additional notes to cover overallotments.