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Prostate CancerPhase 2mCRPCNCT01338012

Sipuleucel-T in Metastatic Castrate Resistant Prostate Cancer

A Phase 2 study testing sipuleucel-T in people with Prostate Cancer, run by Dendreon at 4 sites in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

Multicenter open label, uncontrolled study that enrolled men with metastatic castrate resistant prostate cancer previously treated with sipuleucel-T in the androgen dependent setting in the Dendreon P-11 study. The study was divided into Active and Long Term Follow-up (LTFU) Phases. Read more about this study

Who is it for?
Ages 18 years and older, men only
Conditions the study is for
Prostate Cancer
What is being tested?
sipuleucel-T
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
8 participants
Where
4 sitesUnited States
Study dates
Dec 2011to Apr 2015
Phase
Phase 2
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Previously randomized in Dendreon's P-11 study (NCT00779402) and received at least one infusion of sipuleucel-T
  • Radiologic evidence of metastasis
  • Castrate resistant prostate cancer. Subjects must have current or historical evidence of disease progression concomitant with surgical or medical castration, as demonstrated by PSA progression OR progression of measurable disease OR progression of non-measurable disease
  • Castrate level of testosterone (< 50 ng/dL) achieved via medical or surgical castration
  • Adequate hematologic function

Who cannot join

  • Eastern Cooperative Oncology Group (ECOG) performance status > 2
  • Treatment with chemotherapy within 3 months prior to registration
  • Treatment with systemic corticosteroids, abiraterone acetate, external beam radiation therapy, or any investigational product for prostate cancer within 28 days prior to registration
  • Treatment with commercial sipuleucel-T (Provenge®)
  • Current or imminent pathologic long-bone fracture or spinal cord compression
  • Known malignancies other than prostate cancer likely to require treatment within 6 months following registration
Show all 10Show fewer
  • A requirement for systemic immunosuppressive therapy for any reason
  • A history of allergic reactions attributed to compounds of similar chemical or biologic composition to sipuleucel-T or GM-CSF
  • Any infection requiring antibiotic therapy or causing fever within 1 week prior to registration
  • Any surgery requiring general anesthetic within 28 days prior to registration

Trial locations and contacts

4 sites in 1 country.

United States4 sites
  • Orange County Urology Associates

    Laguna Hills, California, 92653

  • Oregon Health & Science University

    Portland, Oregon, 97239

  • Virginia Mason Hospital

    Seattle, Washington, 98101

  • Virginia Mason Medical Center

    Seattle, Washington, 98101

Other trials in United States

About this study

Official title: An Open-Label Multicenter Study of Sipuleucel-T in Metastatic Castrate Resistant Prostate Cancer Patients Previously Treated With Sipuleucel-T on Dendreon Study P-11 (NCT00779402)

Multicenter open label, uncontrolled study that enrolled men with metastatic castrate resistant prostate cancer previously treated with sipuleucel-T in the androgen dependent setting in the Dendreon P-11 study. The study was divided into Active and Long Term Follow-up (LTFU) Phases.

Read the detailed description

Multicenter open label, uncontrolled study that enrolled men with metastatic castrate resistant prostate cancer previously treated with sipuleucel-T in the androgen dependent setting in the Dendreon P-11 study. The study was divided into Active and Long Term Follow-up (LTFU) Phases.

During the Active Phase eligible subjects received one infusion of sipuleucel-T every two weeks for for a total of three infusions. Subjects returned to the clinic for Week 6, Week 10, Month 6, and Month 12 visits. After the Month 12 visit, subjects were to enter the Long Term Follow-up Phase, in which they were contacted every 6 months via telephone.

Study Objectives:

Primary: Evaluate the immune response generated by sipuleucel-T.

Secondary: Evaluate the safety of sipuleucel-T and explore the correlation between sipuleucel-T immune response and overall survival.

Conditions
Prostate Cancer
Being tested
sipuleucel-T
Keywords
metastatic castrate resistant prostate cancer, prostate cancer, prostate, immune therapy, immunotherapy, vaccine, dendritic cells, antigen-presenting cells, antigen presenting cells, cancer vaccine, prostatic adenocarcinoma, Sipuleucel-T, castration resistant prostate cancer (CRPC), booster, retreatment, immune memory, immune response
Medical subject headings
Prostatic Neoplasms

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • sipuleucel-TBiological

    Also called PROVENGE, APC8015

    Sipuleucel-T is an autologous cellular product consisting of antigen presenting cells (APCs) activated with PA2024, a recombinant fusion protein composed of prostatic acid phosphatase (PAP), linked to granulocyte-macrophage colony-stimulating factor (GM-CSF).

Study groups in NCT01338012
Study groupRoleWhat they receive
sipuleucel-TExperimentalMen with metastatic castrate resistant prostate cancer previously treated with sipuleucel-T in the androgen dependent setting in the Dendreon P-11 study. Subjects received one infusion of sipuleucel-T every two weeks for for a total of three infusions.
Receives: Biological: sipuleucel-T

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Study Participants Enrolled and Treated Prior to Study Termination

    Number of study participants that were enrolled and treated in this trial following completion of study P-11 and prior to study termination.

    Measured: Study duration: date of first subject registration Dec 2011 and date of last subject visit April 2015

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Apr 2011 (estimated)
  2. Study startDec 2011
  3. Primary completionApr 2015
  4. Study completionApr 2015

Why it stopped: Administrative reasons.

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
8 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01338012
Sponsor's protocol ID
P10-1
Acronym
mCRPC
Status last verified
Jun 2017
First submitted
2 Mar 2011
Last updated
5 Jun 2017
Data monitoring committee
No
Individual data sharing
Undecided

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing sipuleucel-T in people with Prostate Cancer, run by Dendreon at 4 sites in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 10 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: stopped early, as of the sponsor's last update on 5 Jun 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 4 sites in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 5 Jun 2017). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of Study Participants Enrolled and Treated Prior to Study Termination (time frame: Study duration: date of first subject registration Dec 2011 and date of last subject visit April 2015). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 5 Jun 2017.

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