EXHIBIT 23

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statements on Form S-3 (No. 33-45324, No. 33-57339, No. 333-108312, No. 333-111093, No. 333-112450 and No. 333-141486), and S-8 (No. 2-96127, No. 33-24068, No. 33-41434, No. 33-53733, No. 33-55449, No. 33-45970, No. 33-14458, No. 33-50149, No. 33-55456, No. 333-15509, No. 333-76939, No. 333-67008, No. 333-64154, No. 333-59668, No. 333-89318, No. 333-98619, No. 333-98623, No. 333-125005 and No. 333-133814) of Wyeth of our report dated February 28, 2008 relating to the financial statements and the effectiveness of internal control over financial reporting, which appears in the Annual Report to Stockholders, which is incorporated in this Annual Report on Form 10-K.

/s/ PricewaterhouseCoopers LLP

    Florham Park, New Jersey

    February 28, 2008