~62 spots leftby Apr 2026

Long-Term Safety Of DVS-233 SR In Patients With Major Depressive Disorder

Recruiting in Palo Alto (17 mi)
+115 other locations
Age: 18+
Sex: Any
Travel: May Be Covered
Time Reimbursement: Varies
Trial Phase: Phase 3
Waitlist Available
Sponsor: Pfizer
No Placebo Group
Pivotal Trial (Near Approval)
Prior Safety Data

Trial Summary

What is the purpose of this trial?

The study evaluated the long-term safety of Desvenlafaxine Succinate (DVS) Slow Release (SR) during open-label treatment in adult outpatients who had a primary diagnosis of major depressive disorder (MDD). The study also evaluated the long-term response of subjects receiving DVS SR for clinical global evaluation, functionality, general well-being, pain, and absence of depressive symptoms (remission).

Research Team

PC

Pfizer CT.gov Call Center

Principal Investigator

Pfizer

Eligibility Criteria

Inclusion Criteria

Outpatients who have completed double-blind therapy in a phase 3 DVS-233 SR short-term study for the indication of MDD, including scheduled evaluations, with no major protocol violations and no study events that, in the opinion of the investigator, would preclude the subject's entry into the long-term, open-label study.
Sexually active individuals participating in the study must use a medically acceptable form of contraception during the trial and for at least 15 days after the last dose of study drug.

Treatment Details

Interventions

  • Desvenlafaxine Succinate (Serotonin-Norepinephrine Reuptake Inhibitor)
Participant Groups
1Treatment groups
Experimental Treatment
Group I: DVSExperimental Treatment1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Pfizer

Lead Sponsor

Trials
4,712
Recruited
50,980,000+
Known For
Vaccine Innovations
Top Products
Viagra, Zoloft, Lipitor, Prevnar 13

Albert Bourla

Pfizer

Chief Executive Officer since 2019

PhD in Biotechnology of Reproduction, Aristotle University of Thessaloniki

Patrizia Cavazzoni profile image

Patrizia Cavazzoni

Pfizer

Chief Medical Officer

MD from McGill University