Completed PHASE2 INTERVENTIONAL 3-arm NCT00263328

Extension Study Of Stage 1 Subjects Of Study A3921009 For The Prevention Of Acute Rejection In Kidney Transplant Patient

A Multicenter, Phase 2, Open-label, Controlled, Extension Study For Stage 1 Subjects Of Study A3921009 To Evaluate The Long-term Safety And Efficacy Of Cp-690,550 Versus Tacrolimus, When Co-administered With Mycophenolate Mofetil In Renal Allograft Recipients

Sponsor: Pfizer

Conditions Kidney Transplantation

Interventions CP-690,550 Tacrolimus

Updated 7 times since 2017 Last updated: Jun 16, 2015 Started: Dec 31, 2005 Primary completion: Jan 31, 2014 Completion: Jun 30, 2014

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

This PHASE2 trial investigates Kidney Transplantation and is currently completed. Pfizer leads this study, which shows 7 recorded versions since 2005 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.

Status Flow

Change History

7 versions recorded

Sep 2025 — Present [monthly]

Completed PHASE2
Sep 2024 — Sep 2025 [monthly]

Completed PHASE2
Jul 2024 — Sep 2024 [monthly]

Completed PHASE2
Jan 2021 — Jul 2024 [monthly]

Completed PHASE2
Jun 2018 — Jan 2021 [monthly]

Completed PHASE2

▶ Show 2 earlier versions

Feb 2017 — Jun 2018 [monthly]

Completed PHASE2
Jan 2017 — Feb 2017 [monthly]

Completed PHASE2

First recorded

Dec 2005

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Pfizer

Data source: Pfizer

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

Aurora, United States , Chicago, United States , Dallas, United States , Fort Worth, United States , Los Angeles, United States , Milwaukee, United States , New York, United States , Palo Alto, United States , Portland, United States , San Diego, United States and 3 more locations