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                                  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: January 22, 2007
                Date of earliest event reported: January 22, 2007

                                   PFIZER INC.
             (Exact name of registrant as specified in its charter)

            Delaware                     1-3619                13-5315170
  (State or other jurisdiction        (Commission           (I.R.S. Employer
       of incorporation)              File Number)         Identification No.)

                235 East 42nd Street
                 New York, New York                               10017
     (Address of principal executive offices)                  (Zip Code)

               Registrant's telephone number, including area code:
                                 (212) 573-2323

                                 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 obligation of the registrant under any of the
following provisions (see General Instruction A.2. below):

[ ]   Written communication pursuant to Rule 425 under the Securities
      Act (17 CFR 230.425)

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

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

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

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Item 2.02 Results of Operations and Financial Condition

On January 22, 2007, Pfizer Inc. ("Pfizer") issued a press release announcing
its financial results for the fourth quarter of 2006. The information contained
in the press release is deemed to be "filed" under the Securities Exchange Act
of 1934 as Exhibit 99 to this report, and such press release is incorporated
herein by reference.

Item 9.01 Financial Statements and Exhibits

(d)  Exhibits

Exhibit 99  -  Press Release of Pfizer Inc. dated January 22, 2007, reporting
               Pfizer's financial results for the fourth quarter of 2006.
               Exhibit 99 is deemed to be "filed" under the Securities Exchange
               Act of 1934 in this Current Report on Form 8-K.



                                    SIGNATURE

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


                              PFIZER INC.

                              By:    /s/ Margaret M. Foran
                                     -------------------------------------------
                                     Margaret M. Foran
                              Title: Senior Vice President-Corporate Governance,
                                     Associate General Counsel and
                                     Corporate Secretary

Dated: January 22, 2007



                                  EXHIBIT INDEX

Exhibit No.    Description
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99             Press Release of Pfizer Inc. dated January 22, 2007, reporting
               Pfizer's financial results for the fourth quarter of 2006.