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Prostate CancerNCT00969111

Postoperative or Salvage Radiotherapy (RT) for Node Negative Prostate Cancer Following Radical Prostatectomy

A study testing IMRT to 45 Gy; prostate bed proton boost of 21.6 CGE, Proton (prostate bed) to 70.2 CGE and IMRT to 45 Gy; proton boost to prostate bed to 25.2 CGE in people with Prostate Cancer, run by Proton Collaborative Group at 6 sites in United States.

Recruiting

Looking for participants now. Contact the study team or a site below to ask about taking part.

Sites and contacts
Official record
Search all trials

Trial summary

The purpose of this study is to see what effects, good and/or bad, proton radiation, and/or conventional radiation and hormonal therapy (if applicable), has on prostate cancer that has already returned or the risk of prostate cancer returning. 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?
IMRT to 45 Gy; prostate bed proton boost of 21.6 CGE, Proton (prostate bed) to 70.2 CGE and IMRT to 45 Gy; proton boost to prostate bed to 25.2 CGE
Type of treatment
Surgery or procedure
Could I receive a placebo?
No, everyone receives an active treatment
How many people
70 participants
Where
6 sitesUnited States
Study dates
Aug 2009to Aug 2050
Phase
Interventional
Are there results?
Not yet: the study is under way

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

  • Prostate cancer treated primarily with open, laparoscopic or robotically assisted prostatectomy.
  • Maximum PSA value of 20 ng/ml.

Who cannot join

  • Evidence of distant metastasis (M1).
  • Prior systemic chemotherapy for any reason.
  • Previous irradiation to the pelvis that would compromise the ability to deliver the prescribed study treatment.
  • Active inflammatory bowel disease (Crohn's disease, diverticulitis or ulcerative colitis) affecting the rectum. (Non-active diverticulitis and Crohn's disease not affecting the rectum are allowed).
  • Prior or concurrent cancer, other than non-melanomatous skin cancer, unless disease free for at least 5 years.
  • Taking Saw Palmetto or methotrexate and unable or unwilling to discontinue its use during radiation.

Trial locations and contacts

6 sites in 1 country. Contact the study team or a site near you to ask about taking part.

6 sites in 1 country

United States6 sites, 6 recruiting
  • Inova Schar Cancer Institute

    Fairfax, Virginia, 22031

    Sangeetha Moturi, 571-472-0343, sangeetha.moturi@inova.org

    Kevin Choe, MD

    Recruiting
  • McLaren Proton Therapy Center

    Flint, Michigan, 48532

    Stacy Freeman, 313-576-8495, freemans@karmanos.org

    Brian Yeh, MD

    Recruiting
  • University of Florida Proton Therapy Institute

    Jacksonville, Florida, 32206

    Intake Coordinator, 877-686-6009

    Samuel Jean-Baptiste, MD

    Recruiting
  • Proton Center of Arkansas

    Little Rock, Arkansas, 72205

    Monica Coleman, 501-686-8274, mmcoleman@uams.edu

    Sanjay Maraboyina, MD

    Recruiting
  • Mercy David C. Pratt Cancer Center

    St Louis, Missouri, 63141

    Nancy Umbeck, 314-251-7066, nancy.umbeck@mercy.net

    Amit Roy, MD

    Recruiting
  • Northwestern Medicine Chicago Proton Center

    Warrenville, Illinois, 60555

    Don Smith, MS, CCRC, 630-933-7820, donald.smith3@nm.org

    Arpi Thukral, MD

    Recruiting

Other trials in United States

About this study

Official title: Postoperative or Salvage Radiotherapy for Node Negative Prostate Cancer Following Radical Prostatectomy

The purpose of this study is to see what effects, good and/or bad, proton radiation, and/or conventional radiation and hormonal therapy (if applicable), has on prostate cancer that has already returned or the risk of prostate cancer returning.

Conditions
Prostate Cancer
Being tested
IMRT to 45 Gy; prostate bed proton boost of 21.6 CGE, Proton (prostate bed) to 70.2 CGE, IMRT to 45 Gy; proton boost to prostate bed to 25.2 CGE, Proton to 66.6 CGE
Keywords
Proton Radiation, Prostate Cancer
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • IMRT to 45 Gy; prostate bed proton boost of 21.6 CGERadiation

    Postop High Risk

  • Proton (prostate bed) to 70.2 CGERadiation

    Salvage Non-High Risk

  • IMRT to 45 Gy; proton boost to prostate bed to 25.2 CGERadiation

    Salvage High Risk

  • Proton to 66.6 CGERadiation

    Post-Op Non High Risk

Study groups in NCT00969111
Study groupRoleWhat they receive
Postop Non-High RiskExperimentalProton to 66.6 CGE
Receives: Radiation: Proton to 66.6 CGE
Postop High RiskExperimentalIMRT to 45 Gy; prostate bed proton boost of 21.6 CGE
Receives: Radiation: IMRT to 45 Gy; prostate bed proton boost of 21.6 CGE
Salvage Non-High RiskExperimentalProton to 70.2 CGE
Receives: Radiation: Proton (prostate bed) to 70.2 CGE
Salvage High RiskExperimentalIMRT to 45 Gy; proton boost to prostate bed to 25.2 CGE
Receives: Radiation: IMRT to 45 Gy; proton boost to prostate bed to 25.2 CGE

What is being measured

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

  1. The treatment-related rate of acute grade 3 gastrointestinal and genitourinary toxicity following treatment with proton based radiation therapy.

    Measured: 6 months after the end of radiation therapy

Secondary outcomes (1)
  1. Collect and analyze quality of life, treatment-related morbidity, disease control and survival outcome parameters

    Measured: After radiation: every 6 months for 3 years, then annually for 20 years

Timeline

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

  1. First posted31 Aug 2009 (estimated)
  2. Study startAug 2009
  3. Primary completionAug 2031 (estimated)
  4. Study completionAug 2050 (estimated)

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 N/A
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
70 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00969111
Sponsor's protocol ID
GU010-18
Other IDs
UFPTI 0902-PR06
Status last verified
Sep 2025
First submitted
28 Aug 2009
Last updated
17 Jun 2026
Results posted
No
Data monitoring committee
Yes

Publications

  • American Cancer Society. 2007. Ref Type: Electronic Citation

  • Thompson IM Jr, Tangen CM, Paradelo J, Lucia MS, Miller G, Troyer D, Messing E, Forman J, Chin J, Swanson G, Canby-Hagino E, Crawford ED. Adjuvant radiotherapy for pathologically advanced prostate cancer: a randomized clinical trial. JAMA. 2006 Nov 15;296(19):2329-35. doi: 10.1001/jama.296.19.2329.

    PubMed 17105795
  • Bott SR, Freeman AA, Stenning S, Cohen J, Parkinson MC. Radical prostatectomy: pathology findings in 1001 cases compared with other major series and over time. BJU Int. 2005 Jan;95(1):34-9. doi: 10.1111/j.1464-410X.2005.05245.x.

    PubMed 15638892
  • Thompson IM, Tangen CM, Paradelo J, Lucia MS, Miller G, Troyer D, Messing E, Forman J, Chin J, Swanson G, Canby-Hagino E, Crawford ED. Adjuvant radiotherapy for pathological T3N0M0 prostate cancer significantly reduces risk of metastases and improves survival: long-term followup of a randomized clinical trial. J Urol. 2009 Mar;181(3):956-62. doi: 10.1016/j.juro.2008.11.032. Epub 2009 Jan 23.

    PubMed 19167731
  • Bolla M, van Poppel H, Collette L, van Cangh P, Vekemans K, Da Pozzo L, de Reijke TM, Verbaeys A, Bosset JF, van Velthoven R, Marechal JM, Scalliet P, Haustermans K, Pierart M; European Organization for Research and Treatment of Cancer. Postoperative radiotherapy after radical prostatectomy: a randomised controlled trial (EORTC trial 22911). Lancet. 2005 Aug 13-19;366(9485):572-8. doi: 10.1016/S0140-6736(05)67101-2.

    PubMed 16099293
  • Bianco FJ Jr, Scardino PT, Eastham JA. Radical prostatectomy: long-term cancer control and recovery of sexual and urinary function ("trifecta"). Urology. 2005 Nov;66(5 Suppl):83-94. doi: 10.1016/j.urology.2005.06.116.

    PubMed 16194712
  • Stephenson AJ, Scardino PT, Kattan MW, Pisansky TM, Slawin KM, Klein EA, Anscher MS, Michalski JM, Sandler HM, Lin DW, Forman JD, Zelefsky MJ, Kestin LL, Roehrborn CG, Catton CN, DeWeese TL, Liauw SL, Valicenti RK, Kuban DA, Pollack A. Predicting the outcome of salvage radiation therapy for recurrent prostate cancer after radical prostatectomy. J Clin Oncol. 2007 May 20;25(15):2035-41. doi: 10.1200/JCO.2006.08.9607.

    PubMed 17513807
  • Dearnaley DP, Hall E, Lawrence D, Huddart RA, Eeles R, Nutting CM, Gadd J, Warrington A, Bidmead M, Horwich A. Phase III pilot study of dose escalation using conformal radiotherapy in prostate cancer: PSA control and side effects. Br J Cancer. 2005 Feb 14;92(3):488-98. doi: 10.1038/sj.bjc.6602301.

    PubMed 15685244
  • Pollack A, Zagars GK, Starkschall G, Antolak JA, Lee JJ, Huang E, von Eschenbach AC, Kuban DA, Rosen I. Prostate cancer radiation dose response: results of the M. D. Anderson phase III randomized trial. Int J Radiat Oncol Biol Phys. 2002 Aug 1;53(5):1097-105. doi: 10.1016/s0360-3016(02)02829-8.

    PubMed 12128107
  • Sathya JR, Davis IR, Julian JA, Guo Q, Daya D, Dayes IS, Lukka HR, Levine M. Randomized trial comparing iridium implant plus external-beam radiation therapy with external-beam radiation therapy alone in node-negative locally advanced cancer of the prostate. J Clin Oncol. 2005 Feb 20;23(6):1192-9. doi: 10.1200/JCO.2005.06.154.

    PubMed 15718316
  • Shipley WU, Verhey LJ, Munzenrider JE, Suit HD, Urie MM, McManus PL, Young RH, Shipley JW, Zietman AL, Biggs PJ, et al. Advanced prostate cancer: the results of a randomized comparative trial of high dose irradiation boosting with conformal protons compared with conventional dose irradiation using photons alone. Int J Radiat Oncol Biol Phys. 1995 Apr 30;32(1):3-12. doi: 10.1016/0360-3016(95)00063-5.

    PubMed 7721636
  • Zietman AL, DeSilvio ML, Slater JD, Rossi CJ Jr, Miller DW, Adams JA, Shipley WU. Comparison of conventional-dose vs high-dose conformal radiation therapy in clinically localized adenocarcinoma of the prostate: a randomized controlled trial. JAMA. 2005 Sep 14;294(10):1233-9. doi: 10.1001/jama.294.10.1233.

    PubMed 16160131
  • Swanson GP, Hussey MA, Tangen CM, Chin J, Messing E, Canby-Hagino E, Forman JD, Thompson IM, Crawford ED; SWOG 8794. Predominant treatment failure in postprostatectomy patients is local: analysis of patterns of treatment failure in SWOG 8794. J Clin Oncol. 2007 Jun 1;25(16):2225-9. doi: 10.1200/JCO.2006.09.6495.

    PubMed 17538167
  • King CR, Kapp DS. Radiotherapy after prostatectomy: is the evidence for dose escalation out there? Int J Radiat Oncol Biol Phys. 2008 Jun 1;71(2):346-50. doi: 10.1016/j.ijrobp.2007.10.008. Epub 2008 Jan 30.

    PubMed 18234451
  • King CR, Spiotto MT. Improved outcomes with higher doses for salvage radiotherapy after prostatectomy. Int J Radiat Oncol Biol Phys. 2008 May 1;71(1):23-7. doi: 10.1016/j.ijrobp.2007.09.047. Epub 2008 Jan 22.

    PubMed 18207668

Questions about this trial

What is this clinical trial studying?

A study testing IMRT to 45 Gy; prostate bed proton boost of 21.6 CGE, Proton (prostate bed) to 70.2 CGE and IMRT to 45 Gy; proton boost to prostate bed to 25.2 CGE in people with Prostate Cancer, run by Proton Collaborative Group at 6 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 2 inclusion and 6 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: looking for participants now, as of the sponsor's last update on 17 Jun 2026. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 6 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.

Are results available for this study?

This study is still under way. Results are not available in the source record yet.

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

Each site lists its own contact: choose the nearest one under Trial locations. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

The treatment-related rate of acute grade 3 gastrointestinal and genitourinary toxicity following treatment with proton based radiation therapy. (time frame: 6 months after the end of radiation therapy). 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 NCT00969111, which also lists 42 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 17 Jun 2026.

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