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Prostate CancerPhase 1NCT02946008

Neoadjuvant Stereotactic Body Radiotherapy Prior to Radical Prostatectomy for High Risk Prostate Cancer

A Phase 1 study testing Stereotactic Body Radiation Therapy and Radical Prostatectomy in people with Prostate Cancer, run by University of Michigan Rogel Cancer 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

This is a single-arm prospective non-randomized, non-blinded trial to assess the safety of neoadjuvant stereotactic body radiation therapy (SBRT) before surgery in high risk prostate cancer patients. Radiation therapy will be delivered over 5 treatment sessions for approximately 1.5 weeks total. 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?
Stereotactic Body Radiation Therapy and Radical Prostatectomy
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
17 participants
Where
1 siteUnited States
Study dates
27 Mar 2017to 12 Jul 2019
Phase
Phase 1
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 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Subjects must have biopsy-confirmed adenocarcinoma of the prostate.
  • Subjects must have a negative bone scan.
  • Subjects must have one of the following risk factors:
  • PSA ≥20 and/or
  • Gleason score ≥8 and/or
  • Clinical or radiographic stage ≥T3a per AJCC (American Joint Committee on Cancer) 7th Edition Staging Manual and/or
Show all 15Show fewer
  • Radiographic pelvic lymph node positive disease and/or
  • At least two out of four of the following: PSA (Prostate Specific Antigen) 10-19.9, GS (Gleason Score) = 3+4, clinical stage = T2b/T2c, ≥50% positive biopsy cores.
  • Subjects must freely sign informed consent to enroll in the study.
  • Subjects must be medically fit to undergo surgery determined by the PI.
  • Age ≥ 18
  • KPS Karnofsky Performance Status (performance status is an attempt to quantify cancer patients' general well-being and activities of daily life, scores range from 0 to 100 where 100 represents perfect health and 0 represents death): ≥70.
  • No prior invasive malignancy in the past 3-years, except non-melanomatous skin cancer unless disease free for a minimum of 2 years. Carcinoma in-situ of the bladder or head and neck region is permissible.
  • Subjects must not have had prior pelvic radiation therapy,
  • Subjects must not have had prior androgen deprivation therapy in the past 6 months.

Who cannot join

  • Metastatic disease as demonstrated by bone scan, CT scan or MRI (Magnetic Resonance Imaging) of the pelvis, or chest x-ray.
  • Declared high-risk for anesthesia by attending anesthesiologist, cardiologist, or other physician.
  • History of prior pelvic radiation therapy.
  • History of androgen deprivation therapy within the past 6 months.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • The University of Michigan Comprehensive Cancer Center

    Ann Arbor, Michigan, 48109

Other trials in United States

About this study

Official title: A Phase I Trial of Neoadjuvant Stereotactic Body Radiotherapy Prior to Radical Prostatectomy for High Risk Prostate Cancer

This is a single-arm prospective non-randomized, non-blinded trial to assess the safety of neoadjuvant stereotactic body radiation therapy (SBRT) before surgery in high risk prostate cancer patients.

Radiation therapy will be delivered over 5 treatment sessions for approximately 1.5 weeks total.

Conditions
Prostate Cancer
Being tested
Stereotactic Body Radiation Therapy, Radical Prostatectomy
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • Stereotactic Body Radiation TherapyRadiation

    Delivered over 5 treatment sessions for approximately 1.5 weeks total.

  • Radical ProstatectomyProcedure or surgery

    Open, laparoscopic, or robotic radical prostatectomy and pelvic lymph node dissection to remove the prostate, seminal vesicles, and pelvic lymph nodes.

Study groups in NCT02946008
Study groupRoleWhat they receive
SBRTExperimentalStereotactic Body Radiation Therapy (SBRT) will be delivered over 5 treatment sessions for approximately 1.5 weeks total.
Receives: Radiation: Stereotactic Body Radiation Therapy; Procedure: Radical Prostatectomy

What is being measured

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

  1. Maximum Tolerated Dose (MTD) of Neoadjuvant SBRT

    The MTD is defined as the SBRT dose that with radical prostatectomy induces dose-limiting toxicity in 28% of subjects or less.

    Measured: 6-week post-prostatectomy

Secondary outcomes (6)
  1. Incidence of Urinary Incontinence

    Urinary incontinence will be scored according to Common Toxicity Criteria for Adverse Events (CTCAE) v.4.0 (Grade 1 = Occasional, Grade 2 = Spontaneous, pads indicated, Grade 3 = Intervention indicated)

    Measured: up to one year post treatment

  2. Incidence of Urinary Stricture

    Urinary stricture, according to Common Toxicity Criteria for Adverse Events (CTCAE) v.4.0 (Grade 1 = mild, Grade 2 = moderate, Grade 3 = severe, Grade 4 = life threatening, Grade 5 = death.)

    Measured: up to one year post treatment

  3. Incidence of Urinary Bother

    Urinary bother, according to Common Toxicity Criteria for Adverse Events (CTCAE) v.4.0 (Grade 1 = mild, Grade 2 = moderate, Grade 3 = severe, Grade 4 = life threatening, Grade 5 = death.)

    Measured: up to one year post treatment

  4. Rectal Toxicity

    Rectal Toxicity, according to Common Toxicity Criteria for Adverse Events (CTCAE) v.4.0 (Grade 1 = mild, Grade 2 = moderate, Grade 3 = severe, Grade 4 = life threatening, Grade 5 = death.)

    Measured: up to one year post treatment

  5. Number of Patients with Positive Surgical Margins

    Surgical specimens will be evaluated by the study pathologist to determine rate of margin positivity.

    Measured: 4-10 weeks post radiation therapy

  6. Number of Patients with Extracapsular Extension

    Surgical specimens will be evaluated by the study pathologist to determine rate of extracapsular extension.

    Measured: 4-10 weeks post radiation therapy

Timeline

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

  1. First posted26 Oct 2016 (estimated)
  2. Study start27 Mar 2017
  3. Primary completion10 Apr 2018
  4. Study completion12 Jul 2019

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 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
17 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02946008
Sponsor's protocol ID
UMCC 2016.106
Other IDs
HUM00120414
Status last verified
Nov 2019
First submitted
25 Oct 2016
Last updated
27 Nov 2019
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
Yes
Individual data sharing
Undecided

Publications

  • Hammer L, Jiang R, Hearn J, Lashbrook J, Mitchell A, Daignault-Newton S, Dess RT, Jackson WC, Reichert Z, Alumkal JJ, Kaffenberger S, George A, Montgomery J, Salami SS, Morgan TM, Miller D, Wittman D, Hollenbeck B, Mehra R, Davenport MS, Sun Y, Schipper M, Palapattu G, Spratt DE. A Phase I Trial of Neoadjuvant Stereotactic Body Radiotherapy Prior to Radical Prostatectomy for Locally Advanced Prostate Cancer. Int J Radiat Oncol Biol Phys. 2023 Jan 1;115(1):132-141. doi: 10.1016/j.ijrobp.2022.07.016. Epub 2022 Jul 22.

    PubMed 35878714

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Stereotactic Body Radiation Therapy and Radical Prostatectomy in people with Prostate Cancer, run by University of Michigan Rogel Cancer 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 15 inclusion and 4 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 27 Nov 2019. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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?

Maximum Tolerated Dose (MTD) of Neoadjuvant SBRT (time frame: 6-week post-prostatectomy). 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 NCT02946008, 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 27 Nov 2019.

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