UNITED STATES

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) January 10, 2011

Cephalon, Inc.

(Exact Name of Registrant as Specified in Charter)

Delaware	0-19119	23-2484489
(State or Other Jurisdiction	(Commission	(IRS Employer
of Incorporation)	File Number)	Identification No.)

41 Moores Rd.
Frazer, Pennsylvania		19355
(Address of Principal Executive Offices)		(Zip Code)

Registrant’s telephone number, including area code (610) 344-0200

Not Applicable

(Former Name or Former Address, if Changed Since Last Report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

o Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

o Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

o Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

o Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01 Regulation FD Disclosure.

On January 10, 2011, senior management of Cephalon, Inc. (the “Company”) will give a presentation at the J.P. Morgan Healthcare Conference (the “Conference”). The slides attached as Exhibit 99.1will be presented at the Conference. The slides will be available on the Company’s website at www.cephalon.com.

The information in this Item 7.01, including Exhibit 99.1, is being furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section and shall not be deemed incorporated by reference into any registration statement or other document filed pursuant to the Securities Act of 1933, as amended, except as may be expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.		Description of Exhibit

99.1		Cephalon Presentation for J.P. Morgan Healthcare Conference on January 10, 2011

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.

	CEPHALON, INC.


Date: January 10, 2011	By:	/s/ Gerald J. Pappert
		Gerald J. Pappert
		Executive Vice President & General Counsel

EXHIBIT INDEX

Exhibit No.		Description of Exhibit

99.1		Cephalon Presentation for J.P. Morgan Healthcare Conference on January 10, 2011