UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the
Securities Exchange Act of 1934 (Amendment No.       )

Filed by the Registrant   [X]
Filed by a Party other than the Registrant   [_]

Check the appropriate box:

[_]	Preliminary Proxy Statement
[_]	CONFIDENTIAL, FOR USE OF THE COMMISSION ONLY (as permitted by Rule 14a-6(e)(2))
[_]	Definitive Proxy Statement
[X]	Definitive Additional Materials
[_]	Soliciting Material Pursuant to Section 240.14a-12

Pfizer Inc.

(Name of Registrant as Specified In Its Charter)

(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)

Payment of Filing Fee (Check the appropriate box):

[X]	No fee required.
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[_]	Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the form or schedule and the date of its filing.
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	2)	Form, Schedule or Registration Statement No.:
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	4)	Date Filed:

Join Your Fellow Shareholders – Go Vote!

We urge you to review the enclosed information and take a minute to vote your Pfizer shares in connection with the 2017 Annual Meeting of Shareholders.

Every Vote Counts

VOTING YOUR SHARES IS QUICK AND EASY – YOU CAN EVEN VOTE USING YOUR SMARTPHONE OR TABLET

Voting by
Internet*   www.proxyvote.com   Voting by Mail   Use the enclosed prepaid envelope   Voting by
Telephone*   +1-800-454-8683  

* You simply need to enter the information in the printed box marked by the arrow that appears on the right hand side of the enclosed voting instruction form.

Join Your Fellow Shareholders – Go Vote!

We urge you to review the enclosed information and take a minute to vote your Pfizer shares in connection with the 2017 Annual Meeting of Shareholders.

   Every Vote Counts

VOTING YOUR SHARES IS QUICK AND EASY – YOU CAN EVEN VOTE USING YOUR SMARTPHONE OR TABLET

Voting by
Internet*   www.investorvote/pfe   Voting by
Telephone*   +1-800-652-VOTE (8683) toll-free within the U.S., U.S. territories & Canada +1-781-575-2300 standard rates apply outside of the U.S., U.S. territories & Canada  
Voting by Mail   Use the enclosed
prepaid envelope  

* You simply need to enter the number that appears in the circled bar on the right hand side of the enclosed voting instruction form.