Ownership Submission
FORM 3
UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF 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 *
  WEISS MICHAEL S
2. Date of Event Requiring Statement (Month/Day/Year)
12/29/2011
3. Issuer Name and Ticker or Trading Symbol
MANHATTAN PHARMACEUTICALS INC [MHAN]
(Last)
(First)
(Middle)
787 SEVENTH AVE, 48TH FLOOR
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
__X__ Director __X__ 10% Owner
__X__ Officer (give title below) _____ Other (specify below)
See Remarks
5. If Amendment, Date Original Filed(Month/Day/Year)
(Street)

NEW YORK, NY 10019
6. Individual or Joint/Group Filing(Check Applicable Line)
_X_ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person
(City)
(State)
(Zip)
Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security
(Instr. 4)
2. Amount of Securities Beneficially Owned
(Instr. 4)
3. Ownership Form: Direct (D) or Indirect (I)
(Instr. 5)
4. Nature of Indirect Beneficial Ownership
(Instr. 5)
Common Stock 7,500,000
D
 
Series A Preferred Stock (1) 112,500
D
 
Series A Preferred Stock (1) (3) 284,013
I
Mr. Weiss is a principal of Opus Point Partners, LLC

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. SEC 1473 (7-02)
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Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security
(Instr. 4)
2. Date Exercisable and Expiration Date
(Month/Day/Year)
3. Title and Amount of Securities Underlying Derivative Security
(Instr. 4)
4. Conversion or Exercise Price of Derivative Security 5. Ownership Form of Derivative Security: Direct (D) or Indirect (I)
(Instr. 5)
6. Nature of Indirect Beneficial Ownership
(Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Warrants to purchase Common Stock (2) 12/29/2011 12/29/2016 Common Stock 1,875,000 $ 0.04 D  

Reporting Owners

Reporting Owner Name / Address Relationships
Director 10% Owner Officer Other
WEISS MICHAEL S
787 SEVENTH AVE, 48TH FLOOR
NEW YORK, NY 10019
  X   X   See Remarks  

Signatures

/s/ Michael S. Weiss 01/09/2012
**Signature of Reporting Person Date

Explanation of Responses:

* If the form is filed by more than one reporting person, see Instruction 5(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) Mr. Weiss beneficially owns 112,500 shares of Registrant's Preferred Stock, which votes with the Common Stock on an as-converted basis (each share of Preferred Stock converts into 500 shares of Common Stock, provided that such conversion right is subject to sufficient available authorized shares of the registrant's common stock). The shares of Series A Preferred Stock vest as follows: 14,063 on each of November 15, 2012, November 15, 2013, November 15, 2014, and November 15, 2014; 28,123 upon the occurrence of the registrant achieving a particular market capitalization target; and 28,123 upon the occurrence of the registrant achieving a second particular market capitalization target.
(2) Each warrant is exercisable to purchase one share of the registrant's Common Stock and is exercisable for a price of $0.04 for a period of five years.
(3) Mr. Weiss is the managing member of Opus Point Partners, LLC ("Opus Point"), and thus may be deemed to beneficially owned such shares of Series A Preferred Stock.
 
Remarks:
Executive Chairman, Interim CEO and President.

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