A Phase 3 Efficacy Study of a Recombinant Vaccinia Virus Vaccine to Treat Metastatic Prostate Cancer (Prospect)

This study is currently recruiting participants.
Verified February 2013 by BN ImmunoTherapeutics
Sponsor:
Information provided by (Responsible Party):
BN ImmunoTherapeutics
ClinicalTrials.gov Identifier:
NCT01322490
First received: March 23, 2011
Last updated: May 6, 2013
Last verified: February 2013
  Purpose

The purpose of this study is to determine whether PROSTVAC alone or in combination with GM-CSF is effective in prolonging overall survival in men with few or no symptoms from metastatic, castrate-resistant prostate cancer.


Condition Intervention Phase
Prostate Cancer Metastatic
Biological: PROSTVAC-V
Biological: PROSTVAC-F
Drug: GM-CSF
Other: GM-CSF Placebo
Biological: Placebo
Phase 3

Study Type: Interventional
Study Design: Allocation: Randomized
Endpoint Classification: Efficacy Study
Intervention Model: Parallel Assignment
Masking: Double Blind (Subject, Caregiver, Investigator, Outcomes Assessor)
Primary Purpose: Treatment
Official Title: A Randomized, Double-blind, Phase 3 Efficacy Trial of PROSTVAC-V/F +/- GM-CSF in Men With Asymptomatic or Minimally Symptomatic Metastatic Castrate-Resistant Prostate Cancer

Resource links provided by NLM:


Further study details as provided by BN ImmunoTherapeutics:

Primary Outcome Measures:
  • Overall survival [ Time Frame: Survival will be assessed over the life of the study ] [ Designated as safety issue: No ]
    Overall survival will be measured for all patients until the required number of events per comparison arm is reached.


Secondary Outcome Measures:
  • Proportion of event-free patients compared with placebo [ Time Frame: Events will be measured at baseline and 6 months ] [ Designated as safety issue: No ]
    This endpoint will measure the proportion of patients receiving PROSTVAC with or without GM-CSF who remain event-free (radiological progression, pain progression, initiation of chemotherapy, or death) at 6 months compared to placebo.


Estimated Enrollment: 1200
Study Start Date: November 2011
Estimated Study Completion Date: August 2015
Estimated Primary Completion Date: December 2014 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: PROSTVAC-V/F-TRICOM + GM-CSF
  • PROSTVAC-V-TRICOM
  • PROSTVAC-F-TRICOM
  • GM-CSF
Biological: PROSTVAC-V Biological: PROSTVAC-F Drug: GM-CSF
Experimental: PROSTVAC-V/F-TRICOM + GM-CSF placebo
  • PROSTVAC-V-TRICOM
  • PROSTVAC-F-TRICOM
  • GM-CSF placebo
Biological: PROSTVAC-V Biological: PROSTVAC-F Other: GM-CSF Placebo
Placebo Comparator: Placebo Control
PROSTVAC V/F Placebo + GM-CSF Placebo
Other: GM-CSF Placebo Biological: Placebo
PROSTVAC V/F Placebo

Detailed Description:

BNIT-PRV-301 is a randomized, placebo-controlled, multi-center, global Phase 3 efficacy trial of PROSTVAC in men with asymptomatic or minimally symptomatic, metastatic, castrate-resistant prostate cancer. It is a 3-arm study and will evaluate overall survival in two separate comparisons, PROSTVAC plus adjuvant dose GM-CSF versus controls, and PROSTVAC without GM-CSF versus controls.

Patients will be randomized with equal probability into one of three double-blind arms. The intended interventions for randomized patients are:

  1. (Arm V+G) PROSTVAC-V/F plus adjuvant dose GM-CSF
  2. (Arm V) PROSTVAC-V/F plus GM-CSF placebo
  3. (Arm P) Double placebo
  Eligibility

Ages Eligible for Study:   18 Years and older
Genders Eligible for Study:   Male
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

Men, ≥18years of age with documented asymptomatic or minimally symptomatic metastatic castration-resistant prostate cancer.

Documented progressive disease post surgical castration or during androgen suppression therapy, or during complete androgen blockade therapy and withdrawal. Documented by either criterion a (Radiological progression), OR criterion b (PSA progression).

  1. Radiological progression defined as any new/enlarging bone metastases or new/enlarging lymph node disease, consistent with prostate cancer.

    OR

  2. PSA progression defined by sequence of rising values separated by > 1 week (2 separate increasing values) over a threshold minimum of 2.0 ng/ml. (PCWG2 PSA eligibility criteria).

Chemotherapy naïve and Vaccinia-experienced (previous smallpox vaccination). Currently using a GnRH agonist or antagonist (unless surgically castrated).

Exclusion Criteria:

Cancer-related pain requiring scheduled opioid narcotics for control (as needed, ≤ 2x per week is allowed).

Metastasis to organ systems other than lymph nodes and/or bone. Estimated PSA doubling time of <1 month as established within 6 months of the anticipated first dose of vaccine or placebo.

Concurrent or prior Provenge (sipuleucel-T) immunotherapy for prostate cancer. Receipt of an investigational agent within 30 days (or 60 days for an antibody-based therapy) of the first planned dose of PROSTVAC-V/F.

History of prior malignancies other than prostate cancer within the past 3 years, excluding successfully resected basal or squamous cell carcinoma of the skin.

Congestive heart failure (NYHA Class II, III, or IV), unstable angina, ventricular or hemodynamically significant atrial arrhythmia, or cardiovascular disease such as stroke or myocardial infarction (current or within the past 6 months) Confirmed positive for HIV, hepatitis B, and /or hepatitis C. Immunodeficiency or splenectomy. History of or active autoimmune disease, persons with vitiligo are not excluded. Diabetics are not excluded if the condition is well controlled.

History of atopic dermatitis or active skin condition (acute, chronic, exfoliative) that disrupts the epidermis.

  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT01322490

Contacts
Contact: Paul Collins paul.collins@ppdi.com
Contact: John Lombardo john.lombardo@bn-it.com

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Locations
United States, Alaska
Alaska Clinical Research Center, Llc Recruiting
Anchorage, Alaska, United States, 99508
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United States, California
Alta Bates Summit Medical Center Recruiting
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Los Angeles, California, United States, 90048
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San Bernardino Urological Associates Recruiting
San Bernardino, California, United States, 92404
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University of Colorado Recruiting
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Bradenton, Florida, United States, 34205
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Fort Myers, Florida, United States, 33908
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Lakeland, Florida, United States, 33805
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St. Petersberg, Florida, United States, 33710
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"Orkli" LLC Recruiting
St. Petersburg, Russian Federation, 199178
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St. Petersburg, Russian Federation, 197022
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Hospital General Universitario Gregorio Marañon Recruiting
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Madrid, Spain, 28050
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MD Anderson International Espana Recruiting
Madrid, Spain, 28033
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Manresa, Spain, 08243
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Málaga, Spain, 29010
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Palma de Mallorca, Spain, 07198
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Hospital Son Espases Recruiting
Palma de Mallorca, Spain, 07010
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Clinica Universitaria de Navarra Recruiting
Pamplona, Spain, 31008
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Corporació Sanitaria Parc Taulí Recruiting
Sabadell, Spain, 08208
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Hospital Virgen del Rocio Recruiting
Sevilla, Spain, 41013
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Hospital Mutua de Terrassa Recruiting
Terrassa, Spain, 08221
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United Kingdom
St Mary's Hospital Recruiting
London, United Kingdom, W2 1NY
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Christie Hospital Recruiting
Manchester, United Kingdom, M20 4BX
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Derriford Hospital Recruiting
Plymouth, United Kingdom, PL6 8DH
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University of Southampton Recruiting
Southampton, United Kingdom, SO16 6YD
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Royal Marsden Hospital Recruiting
Sutton, United Kingdom, SM2 5PT
Contact     +44(0) 208 661 3434        
The Clatterbridge Cancer Centre NHS Foundation Trust Recruiting
Wirral, United Kingdom, CH63 4JY
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Sponsors and Collaborators
BN ImmunoTherapeutics
Investigators
Principal Investigator: James L. Gulley, MD National Cancer Institute (NCI)
Principal Investigator: Philip Kantoff, MD Dana-Farber Cancer Institute
  More Information

No publications provided

Responsible Party: BN ImmunoTherapeutics
ClinicalTrials.gov Identifier: NCT01322490     History of Changes
Other Study ID Numbers: BNIT-PRV-301
Study First Received: March 23, 2011
Last Updated: May 6, 2013
Health Authority: United States: Food and Drug Administration

Keywords provided by BN ImmunoTherapeutics:
PROSTVAC
metastatic
prostate cancer
castrate-resistant
vaccine
immunotherapy
Phase 3

Additional relevant MeSH terms:
Prostatic Neoplasms
Vaccinia
Neoplasms
Neoplasms, Second Primary
Genital Neoplasms, Male
Urogenital Neoplasms
Neoplasms by Site
Genital Diseases, Male
Prostatic Diseases
Poxviridae Infections
DNA Virus Infections
Virus Diseases

ClinicalTrials.gov processed this record on May 22, 2013