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Prostate CancerPhase 2NCT02064582

Enzalutamide and Hormone Therapy Before, During, and After Radiation for High Risk Localized Prostate Cancer

A Phase 2 study testing Enzalutamide, Leuprolide acetate and radiation in people with Prostate Cancer, run by University of Texas Southwestern Medical Center at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study is being done to find out whether combining two FDA approved drugs along with radiation therapy for the treatment of high risk localized prostate cancer is safe and well tolerated. Read more about this study

Who is it for?
Ages 18 to 90 years, men only
Conditions the study is for
Prostate Cancer
What is being tested?
Enzalutamide, Leuprolide acetate and radiation
Could I receive a placebo?
No, everyone receives an active treatment
How many people
7 participants
Where
1 siteUnited States
Study dates
May 2014to 9 Jun 2018
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 to 90 years
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • histologically proven adenocarcinoma of the prostate within 6 months of screening
  • Eastern Cooperative Oncology Group(ECOG) score 0-2
  • adequate organ and and blood marrow function
  • must be a candidate for long-term androgen deprivation in combination with external beam radiation for the treatment of high risk prostate cancer
  • patient must permit a targeted prostate biopsy at the time of study initiation or at the beginning of radiation treatment
  • men who are sexually active with female partners of child-bearing potential mush agree to use adequate contraception

Who cannot join

  • prior treatment with agents known to have endocrine effects on prostate cancer
  • treatment with corticosteroids within 4 weeks of enrollment
  • treatment with androgens within 6 months of enrollment
  • may not be receiving any other investigational agents
  • Prostate specific antigen greater than 160ng/dL
  • history of malignancy( other than non-melanoma skin cancer) within 5 years
Show all 10Show fewer
  • uncontrolled intercurrent illness
  • cardiovascular event within 6 months of enrollment
  • seizure or seizure disorder history
  • contraindications to MRI- pacemakers, clips, etc

Trial locations and contacts

1 site in 1 country.

United States1 site
  • UT Southwestern Medical Center

    Dallas, Texas, 75390

Other trials in United States

About this study

Official title: Phase 2 Study of Enzalutamide and GnRH Agonist Before, During and After Radiation Therapy in Treatment of Patients With High-risk Localized Prostate Cancer

The study is being done to find out whether combining two FDA approved drugs along with radiation therapy for the treatment of high risk localized prostate cancer is safe and well tolerated.

Read the detailed description
  • this pilot study will assess the safety and tolerability of combining enzalutamide with an gonadotropin-releasing hormone agonist (GnRH) and external beam radiation
  • Correlative imaging and tissue biopsy analysis will be performed to assess the radiographic response to enzalutamide plus gonadotropin-releasing hormone agonist (GnRH) therapy as well as intratumoral androgen signaling
Conditions
Prostate Cancer
Being tested
Enzalutamide, Leuprolide acetate, radiation
Keywords
prostate cancer, enzalutamide, radiation, hormone therapy
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • EnzalutamideDrug

    Also called Xtandi

    160mg by mouth each day

  • Leuprolide acetateDrug

    Also called Lupron

    22.5 mg intramuscular every 3 months or 45mg intramuscular every 6 months

  • radiationRadiation

    External beam radiation will be delivered as per standard radiation therapy protocol

Study groups in NCT02064582
Study groupRoleWhat they receive
Enzalutamide, Leuprolide, radiationOtherSingle arm Enzalutamide 160 mg daily for 6 months Leuprolide acetate 22.5mg every 3 months or 45mg every 6 months Radiation therapy as standard of care
Receives: Drug: Enzalutamide; Drug: Leuprolide acetate; Radiation: radiation

What is being measured

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

  1. Safety, as Measured by the Number of Patients With at Least One Adverse Event as Assess by NCI Common Terminology Criteria for Adverse Events (CTCAE) vs. 40 When Combining Enzalutamide With a GnRH and External Beam Radiation

    Assessment will number of participants who experience adverse events greater than or equal to Grade 3, as defined by NCI Common terminology criteria for adverse events(CTCAE) v4.0

    Measured: 12 months following initiation of treatment with enzalutamide plus GnRH agonist

Secondary outcomes (1)
  1. Fold Change in Intra-tumoral Androgen Regulated Gene Expression Pre and Post Combination Therapy

    Fold change of Intra-tumoral Androgen Regulated Gene Expression (PSA, FKBP5, TMPRSS2, and NDRG1) will be measure at 12 months post therapy.

    Measured: 12 months

Timeline

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

  1. First posted17 Feb 2014 (estimated)
  2. Study startMay 2014
  3. Primary completion9 Jun 2018
  4. Study completion9 Jun 2018

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
7 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02064582
Sponsor's protocol ID
STU 082013-032
Status last verified
Sep 2020
First submitted
10 Feb 2014
Last updated
12 Oct 2020
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No

Publications

  • Li J, Alyamani M, Zhang A, Chang KH, Berk M, Li Z, Zhu Z, Petro M, Magi-Galluzzi C, Taplin ME, Garcia JA, Courtney K, Klein EA, Sharifi N. Aberrant corticosteroid metabolism in tumor cells enables GR takeover in enzalutamide resistant prostate cancer. Elife. 2017 Feb 13;6:e20183. doi: 10.7554/eLife.20183.

    PubMed 28191869

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Enzalutamide, Leuprolide acetate and radiation in people with Prostate Cancer, run by University of Texas Southwestern Medical Center at 1 site 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 6 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: finished, as of the sponsor's last update on 12 Oct 2020. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site 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 12 Oct 2020). 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?

Safety, as Measured by the Number of Patients With at Least One Adverse Event as Assess by NCI Common Terminology Criteria for Adverse Events (CTCAE) vs. 40 When Combining Enzalutamide With a GnRH and External Beam Radiation (time frame: 12 months following initiation of treatment with enzalutamide plus GnRH agonist). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT02064582, which also lists 1 linked publication.

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 12 Oct 2020.

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