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NCT00106639 · ClinicalTrials.gov registry record · Phase 2

A 6-Month Study Of CP-690,550 Versus Tacrolimus In Kidney Transplant Patients

A Phase 2 study, sponsored by Pfizer.

Completed
Registry status
Phase 2
Development phase
61
Enrollment target

NCT00106639: Completed Phase 2 study, sponsored by Pfizer.

NCT00106639 is a Phase 2 study that has completed, run by Pfizer. The registered enrollment target is 61 participants, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (54% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT00106639, a Phase 2 study, has completed, sponsored by Pfizer.

COMPLETED
Registry status
Phase 2
Development phase
61 participants
Enrollment target

Study Summary

This Phase 2 study was designed to evaluate the safety and efficacy of 2 dose levels of CP-690,550 (15 mg twice daily and 30 mg twice) against tacrolimus, in combination with basiliximab induction, mycophenolate mofetil and corticosteroids, in kidney transplant patients. Stage 1 was to randomize approximately 54 subjects. After all Stage 1 subjects had completed 6 months of treatment, Stage 2 was to randomize an additional 195 subjects to the same treatment groups.

Primary Outcome

BPAR categorized as acute rejection as interpreted by the central blinded pathologist according to the Banff 97 working classification.

Interventions

  • DRUG tacrolimus
  • DRUG CP-690,550

Trial Details

FieldValue
Enrollment Target 61 participants
Start Date 2005-05
Est. Completion 2006-07
Phase Phase 2
Pfizer

1,845 total trials

What the finished NCT00106639 record still lists

NCT00106639 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 61 participants, a relatively small participant target, below the 133-participant average among 30,622 other Phase 2 trials with a reported enrollment target (54% lower).

The record links to 0 conditions, and to 2 interventions - of which tacrolimus is the first listed.

NCT00106639 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00106639 about?

NCT00106639 is a clinical study titled "A 6-Month Study Of CP-690,550 Versus Tacrolimus In Kidney Transplant Patients". This Phase 2 study was designed to evaluate the safety and efficacy of 2 dose levels of CP-690,550 (15 mg twice daily and 30 mg twice) against tacrolimus, in combination with basiliximab induction, mycophenolate mofetil and corticosteroids, in kidney transplant patients. Stage 1 was to randomize app...

What is the current status of trial NCT00106639?

This trial is currently completed. It is a Phase 2 study. The enrollment target is 61 participants. The study started on 2005-05. Estimated completion is 2006-07.

What interventions are being tested in trial NCT00106639?

The interventions under investigation include: tacrolimus (DRUG), CP-690,550 (DRUG).

Who is sponsoring clinical trial NCT00106639?

This trial is sponsored by Pfizer, which has 1,845 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00106639's enrollment target sits among peer trials

61 1026th of 2000 higher than 974 of 2,000 other Phase 2 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 2 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT00106639, the US trial registry maintained by the National Library of Medicine. NCT00106639 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.