Exhibit 15.1
October 25, 2019
Pfizer Inc.
New York, New York
Re: Registration Statement on Form S-4 of Upjohn (a business unit of Pfizer Inc.)
With respect to the subject registration statement, we acknowledge our awareness of the use therein of our report dated October 25, 2019 related to our review of interim financial information.
Pursuant to Rule 436 under the Securities Act of 1933 (the Act), such report is not considered part of a registration statement prepared or certified by an independent registered public accounting firm, or a report prepared or certified by an independent registered public accounting firm within the meaning of Sections 7 and 11 of the Act.
/s/ KPMG LLP
New York, New York