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Adenocarcinoma of the ProstatePhase 2NCT01255891

Adjuvant Androgen Suppression Plus Radiation Therapy for High-Risk Localized Adenocarcinoma Prostate

A Phase 2 study testing Androgen suppression plus radiation therapy in people with Adenocarcinoma of the Prostate, run by Dr. Tamim Niazi at 2 sites in Canada.

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

To evaluate the efficacy of LHRH agonist with adjuvant pelvic radiation therapy in post radical prostatectomy patients with high risk pathological features for failure. To determine the freedom from biochemical (maintenance of a PSA less than nadir + 2 ng/ml) and clinical progression rate at 5 years. Read more about this study

Who is it for?
Ages 18 to 85 years, men only
Conditions the study is for
Adenocarcinoma of the Prostate
What is being tested?
Androgen suppression plus radiation therapy
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
46 participants
Where
2 sitesCanada
Study dates
Jan 2010to 1 Sep 2023
Phase
Phase 2
Are there results?
None posted in the registry

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 85 years
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Adenocarcinoma of the prostate treated primarily with radical prostatectomy, pathologically proven to be lymph node negative by pelvic lymphadenectomy (N0) or lymph node status pathologically unknown (undissected pelvic lymph nodes [Nx]), i.e. lymph node dissection is not required;
  • Any type of radical prostatectomy will be permitted, including retropubic, perineal laparoscopic or robotically assisted. If performed, the number of lymph nodes removed per side of the pelvis and the extent of the pelvic lymph node dissection (obturator vs. extended lymph node dissection) should be noted. There is no time limit for the date of radical prostatectomy.
  • A post-radical prostatectomy entry PSA of > 0 and < 1 ng/ml at least 6 weeks after prostatectomy and within 30 days of registration.
  • One of the following pathologic/chemical classifications:
  • T3N0/Nx disease with or without positive surgical margin; or;
  • Gleason score of 8 or more;
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  • Pre prostatectomy PSA > 20 ng/ml
  • KPS > 70
  • Age ≥ 18;
  • No distant metastases, based upon the following minimum diagnostic workup:
  • History/physical examination (including digital rectal exam) within 8 wks prior to registration;
  • A CT scan or MRI of the abdomen and pelvis within 120 days prior to registration;
  • Bone scan within 120 days prior to registration; if the bone scan is suspicious, a plain x-ray and/or MRI must be obtained to rule out metastasis.
  • Adequate bone marrow function, within 90 days prior to registration, defined as follows:
  • Platelets ≥ 100,000 cells/mm3 based upon CBC;
  • Hemoglobin ≥ 10.0 g/dl based upon CBC
  • AST or ALT < 2 x the upper limit of normal within 90 days prior to registration;
  • Patients must sign a study-specific informed consent prior to study entry.

Who cannot join

  • A palpable prostatic fossa abnormality/mass suggestive of recurrence, unless shown by biopsy under ultrasound guidance not to contain cancer;
  • N1 patients are ineligible, as are those with pelvic lymph node enlargement ≥ 1.5 cm in greatest dimension by CT scan or MRI of the pelvis, unless the enlarged lymph node is sampled and is negative;
  • Androgen deprivation therapy started prior to prostatectomy for > 6 months duration;
  • Androgen deprivation therapy started after prostatectomy and prior to registration;
  • Prior pelvic radiotherapy;
  • Prior invasive malignancy (except non-melanomatous skin cancer) unless disease free for a minimum of 5 years (for example, carcinoma in situ of the oral cavity is permissible);
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  • Severe, active co-morbidity, defined as follows:
  • History of inflammatory bowel disease;
  • History of hepatitis B or C; Blood tests are not required to determine if the patient has had hepatitis B or C, unless the patient reports a history of hepatitis.
  • Unstable angina and/or congestive heart failure requiring hospitalization within the last 6 months;
  • Transmural myocardial infarction within the last 6 months
  • Acute bacterial or fungal infection requiring intravenous antibiotics at the time of registration;
  • Chronic Obstructive Pulmonary Disease exacerbation or other respiratory illness requiring hospitalization or precluding study therapy at the time of registration;
  • Hepatic insufficiency resulting in clinical jaundice and/or coagulation defects; AST or ALT are required; note, however, that laboratory tests for coagulation parameters are not required for entry into this protocol.
  • Prior allergic reaction to the study drug(s) involved in this protocol.

Trial locations and contacts

2 sites in 1 country.

Canada2 sites
  • Montreal General Hospital

    Montreal, Quebec, H3G 1Y6

  • Jewish General Hospital

    Montreal, Quebec, H3T 1E2

Other trials in Canada

About this study

Official title: A Phase II Study of Adjuvant Androgen Suppression Plus Radiation Therapy for High-Risk Localized Adenocarcinoma of the Prostate

To evaluate the efficacy of LHRH agonist with adjuvant pelvic radiation therapy in post radical prostatectomy patients with high risk pathological features for failure. To determine the freedom from biochemical (maintenance of a PSA less than nadir + 2 ng/ml) and clinical progression rate at 5 years.

Read the detailed description

Same as brief Summary

Being tested
Androgen suppression plus radiation therapy
Keywords
high risk localized adenocarcinoma of the prostate

What participants receive

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

  • Androgen suppression plus radiation therapyRadiation

    Adjuvant androgen suppression plus radiation therapy

Study groups in NCT01255891
Study groupRoleWhat they receive
AdjuvantOtherAdjuvant suppression plus radiation therapy
Receives: Radiation: Androgen suppression plus radiation therapy

What is being measured

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

  1. to determine the rate of local and distance failure at 5 years

    Measured: 5 years

Timeline

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

  1. First posted8 Dec 2010 (estimated)
  2. Study startJan 2010
  3. Primary completion1 Aug 2023
  4. Study completion1 Sep 2023

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
Prevention
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
46 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01255891
Sponsor's protocol ID
McG 0913
Status last verified
Dec 2024
First submitted
7 Dec 2010
Last updated
9 Dec 2024
Results posted
No
Data monitoring committee
No

Publications

  • Elakshar S, Tolba M, Tisseverasinghe S, Pruneau L, Di Lalla V, Bahoric B, Niazi T. Salvage Whole-Pelvic Radiation and Long-Term Androgen-Deprivation Therapy in the Management of High-Risk Prostate Cancer: Long-Term Update of the McGill 0913 Study. Curr Oncol. 2023 Aug 1;30(8):7252-7262. doi: 10.3390/curroncol30080526.

    PubMed 37623007
  • Kucharczyk MJ, Tsui JMG, Khosrow-Khavar F, Bahoric B, Souhami L, Anidjar M, Probst S, Chaddad A, Sargos P, Niazi T. Combined Long-Term Androgen Deprivation and Pelvic Radiotherapy in the Post-operative Management of Pathologically Defined High-Risk Prostate Cancer Patients: Results of the Prospective Phase II McGill 0913 Study. Front Oncol. 2020 Mar 12;10:312. doi: 10.3389/fonc.2020.00312. eCollection 2020.

    PubMed 32226774

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Androgen suppression plus radiation therapy in people with Adenocarcinoma of the Prostate, run by Dr. Tamim Niazi at 2 sites in Canada.

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 18 inclusion and 15 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 9 Dec 2024. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 2 sites in Canada. 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?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

to determine the rate of local and distance failure at 5 years (time frame: 5 years). 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 NCT01255891, which also lists 2 linked publications.

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 9 Dec 2024.

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