Ownership Submission
FORM 4
Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(h) of the Investment Company Act of 1940
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(Print or Type Responses)
1. Name and Address of Reporting Person *
FOREST LABORATORIES INC
  2. Issuer Name and Ticker or Trading Symbol
CLINICAL DATA INC [CLDA]
5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
_____ Director __X__ 10% Owner
_____ Officer (give title below) _____ Other (specify below)
(Last)
(First)
(Middle)
909 THIRD AVENUE, 
3. Date of Earliest Transaction (Month/Day/Year)
04/12/2011
(Street)

NEW YORK, NY 10022
4. If Amendment, Date Original Filed(Month/Day/Year)
6. Individual or Joint/Group Filing(Check Applicable Line)
___ Form filed by One Reporting Person
_X_ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3)
2. Transaction Date (Month/Day/Year) 2A. Deemed Execution Date, if any (Month/Day/Year) 3. Transaction Code
(Instr. 8)
4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)
5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)
6. Ownership Form: Direct (D) or Indirect (I)
(Instr. 4)
7. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V Amount (A) or (D) Price
Common Stock (1) 04/12/2011   P   27,868,256 A $ 30 (2) 0 (3) D  

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Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 3)
2. Conversion or Exercise Price of Derivative Security 3. Transaction Date (Month/Day/Year) 3A. Deemed Execution Date, if any (Month/Day/Year) 4. Transaction Code
(Instr. 8)
5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4, and 5)
6. Date Exercisable and Expiration Date
(Month/Day/Year)
7. Title and Amount of Underlying Securities
(Instr. 3 and 4)
8. Price of Derivative Security
(Instr. 5)
9. Number of Derivative Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 4)
10. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 4)
11. Nature of Indirect Beneficial Ownership
(Instr. 4)
Code V (A) (D) Date Exercisable Expiration Date Title Amount or Number of Shares
2005 Warrants $ 15.6 04/12/2011   P   93,556   11/17/2005 05/17/2011 Common Stock 108,850 $ 14.9 (2) 0 (3) D  
2006 Warrants $ 12.97 04/12/2011   P   113,817   06/13/2006 12/14/2011 Common Stock 143,774 $ 17.71 (2) 0 (3) D  
2008 Warrants $ 16.44 04/12/2011   P   757,461   09/26/2008 03/26/2014 Common Stock 757,461 $ 13.56 (2) 0 (3) D  
Series A 2009 Warrants $ 8.12 04/12/2011   P   1,527,650   02/25/2009 08/25/2014 Common Stock 1,527,650 $ 21.88 (2) 0 (3) D  
Series B 2009 Warrants $ 9.744 04/12/2011   P   1,527,650   02/25/2009 08/25/2014 Common Stock 1,527,650 $ 20.26 (2) 0 (3) D  
2017 Convertible Notes $ 8.1825 04/12/2011   P   6,110,599   02/25/2009 08/25/2014(4) Common Stock 6,110,599 $ 30 (2) 0 (3) D  

Reporting Owners

Reporting Owner Name / Address Relationships
 Director  10% Owner  Officer  Other
FOREST LABORATORIES INC
909 THIRD AVENUE
NEW YORK, NY 10022
    X    
FL Holding C.V.
C/O FOREST LABORATORIES, INC.
909 THIRD AVENUE
NEW YORK, NY 10022
    X    
FLI International, LLC
C/O FOREST LABORATORIES, INC.
909 THIRD AVENUE
NEW YORK, NY 10022
    X    
Dogwood Holding Corp.
C/O FOREST LABORATORIES, INC.
909 THIRD AVENUE
NEW YORK, NY 10022
    X    
Magnolia Acquisition Corp.
C/O FOREST LABORATORIES, INC.
909 THIRD AVENUE
NEW YORK, NY 10022
    X    

Signatures

 /s/ David Solomon   04/13/2011
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 4(b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
(1) This form is filed on behalf of Forest Laboratories, Inc. ("Forest"), FL Holding C.V. ("FL Holding"), FLI International LLC ("FLI International"), Dogwood Holding Corp. ("Dogwood") and Magnolia Acquisition Corp. ("Magnolia"), all of which are filing as members of a 10% owner group. Forest is the direct parent of FL Holding, and the indirect parent of FLI International and Dogwood. FLI International is the general partner of FL Holding, and FL Holding is the parent of Dogwood. Pursuant to the terms of the Merger Agreement, Magnolia was merged with and into Clinical Data on April 13, 2011. Prior to the merger, Magnolia was a wholly-owned subsidiary of Dogwood.
(2) The price of each security also includes the contractual right, pursuant to a Contingent Value Rights Agreement, dated as of April 13, 2011, by and among FL Holding, Forest and American Stock Transfer & Trust Company, LLC, as Rights Agent, to receive additional consideration of up to $6.00 per share upon the achievement of certain milestones related to Viibryd?? (the "CVR consideration").
(3) All of Clinical Data's outstanding securities were cancelled and/or exercised in a merger of Magnolia with and into Clinical Data on April 13, 2011 pursuant to the Merger Agreement, and converted into the right to receive the $30.00 in cash and the CVR Consideration.
(4) The 2017 Convertible Notes may be repaid at any time upon 90 days prior written notice. The final maturity date of the 2017 Convertible Notes is February 25, 2017.

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