Clinical Data (CLDA) 10-K 2009 FY Annual report

EXHIBIT 32.1

STATEMENT PURSUANT TO 18 U.S.C. § 1350

Pursuant to the requirement set forth in Rule 13a-14(b) of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), and Section 1350 of Chapter 63 of Title 18 of the United States Code (18 U.S.C. §1350), Andrew J. Fromkin, Chief Executive Officer of Clinical Data, Inc. and C. Evan Ballantyne, Chief Financial Officer of the Company, each hereby certifies that, to the best of his knowledge:

(1)	The Company’s Annual Report on Form 10-K for the period ended March 31, 2009, to which this Certification is attached as Exhibit 32.1 (the “Annual Report”) fully complies with the requirements of Section 13(a) or 15(d) of the Securities Exchange Act; and
(2)	The information contained in the Annual Report fairly presents, in all material respects, the financial condition and results of operations of the Company at the end of such year.

	/s/ Andrew J. Fromkin
Date: June 15, 2009	Andrew J. Fromkin
	President and Chief Executive Officer
	/s/ C. Evan Ballantyne
Date: June 15, 2009	C. Evan Ballantyne
	Executive Vice President Principal Financial and Accounting Officer

This certification accompanies the Form 10-K to which it relates, is not deemed filed with the Securities and Exchange Commission and is not incorporated by reference into any filing of Clinical Data, Inc. under the Securities Exchange Act of 1934, as amended (whether before or after the dae of the Form 10-K), irrespective of any general incorporation language contained in such filing.