Oscient Pharmaceuticals (OSCI) 8-K Oscient Pharmaceuticals Completes $125 Million Convertible Notes Offering

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d) of

THE SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of Earliest Event Reported): May 10, 2004

OSCIENT PHARMACEUTICALS CORPORATION

(Exact name of registrant as specified in its charter)

Massachusetts	0-10824	04-2297484
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification Number)

100 Beaver Street

Waltham, Massachusetts 02453

(Address of principal executive offices, including zip code)

(781) 398-2300

(Registrant’s telephone number, including area code)

Item 7. FINANCIAL STATEMENTS AND EXHIBITS.

(c) Exhibits

99.1 Press Release issued by Oscient Pharmaceuticals Corporation on May 10, 2004.

Item 9. REGULATION FD DISCLOSURE

On May 10, 2004, Oscient Pharmaceuticals Corporation issued a press release announcing the completion of an issuance of convertible notes. A copy of the press release is attached hereto as Exhibit 99.1.

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SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

OSCIENT PHARMACEUTICALS CORPORATION
By:	/s/ Martin Williams
Name:	Martin Williams
Title:	Senior Vice President, Corporate Marketing Development

Date: May 10, 2004

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EXHIBIT INDEX

Exhibit Number	Description
99.1	Press Release issued by Oscient Pharmaceuticals Corporation on May 10, 2004.

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