Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We hereby consent to the incorporation by reference in the Registration Statement on Form S-8 (No. 333-64154) of Wyeth of our report dated June 26, 2008 relating to the financial statements and the supplemental schedule of the Wyeth Union Savings Plan, which appears in this Form 11-K.

PricewaterhouseCoopers LLP

Florham Park, New Jersey

June 26, 2008