ClinicalTrials.gg

Wyeth clinical trials

Acquired by Pfizer, Oct 15, 2009 · source ↗

The registry lists 484 studies whose lead sponsor is Wyeth. 0 are recruiting or about to start. Per ClinicalTrials.gov, last updated Sep 25, 2026.

Before and after it joined Pfizer

First submitted before Wyeth became part of Pfizer
477
First submitted after Wyeth became part of Pfizer
7
Unclear, or no submission date
0

By the date each study was first submitted to the registry. The registry lists today's sponsor name and keeps no history, so this says when a study was filed, not who filed it.

Status

Completed
424
Terminated
47
Withdrawn
13

Phase

Phase 1
169
Phase 3
129
Phase 4
70
Phase 2
50

Where

United States
172
France
42
Germany
37
Japan
32
Canada
32
Spain
31

Registry sponsor names on this page

  • Wyeth is now a wholly owned subsidiary of Pfizer484 studies

Something wrong with this grouping? Tell us on the Pfizer page.

Studies

Recruiting first, then most recently updated. Showing 50 of 484. List all 484 → · All Pfizer studies →