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Prostate CancerNCT01205646

PET Scanning to Evaluate Zoledronate Efficacy in Metastatic Prostate Cancer

A study testing zoledronate therapy and PET Scan in people with Prostate Cancer, run by Barbara Ann Karmanos Cancer Institute at 2 sites 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 primary goal for this trial is to assess the change in PET scans with the administration of zoledronate (bisphosphonate) therapy in patients with metastatic prostate cancer. It has been established that zoledronate therapy may play a role in delaying and reducing the incidence of skeletal events. Read more about this study

Who is it for?
Any age, men only
Conditions the study is for
Prostate Cancer
What is being tested?
zoledronate therapy and PET Scan
Could I receive a placebo?
No, everyone receives an active treatment
How many people
11 participants
Where
2 sitesUnited States
Study dates
Sep 2010to Aug 2015
Phase
Interventional
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 Any age
  • Men only
  • No healthy volunteers
  • Child, Adult, Older adult

Who may be able to join

  • Histological diagnosis of prostate cancer
  • Evidence of metastatic disease by radiologic criteria
  • Bone scan within 4 weeks of starting therapy
  • Creatinine within 2 weeks of registration, calculated creatinine clearance > 60ml/min.
  • Minimum life expectancy of 6 months
  • Willingness to have pre-therapy PET scans performed within 2 weeks after registration and post therapy PET scan performed within 1 week after dose of Zometa (a total of 3 PET scans required)
Show all 17Show fewer
  • Calculated creatinine clearance > 50ml/min.
  • No prior Zoledronate therapy
  • Patients must have disease progression despite testosterone suppression (level<50ng/ml); progression can be by rising PSA ( at least 2 values at least 2 weeks apart) or by new lesions on scans or progression of existing lesions on CT scan.
  • No concomitant systemic therapy for metastatic prostate cancer is allowed except LHRH analogue should be continued if necessary to maintain testosterone suppression.
  • No concomitant radiation therapy
  • Prior RT is allowed if completed at least 2 weeks prior to registration.
  • Presence of measurable or evaluable disease
  • If RT has been administered, disease outside the RT port is required.
  • Willingness to sign informed consent.
  • Registration and willingness to sign informed consent for separate PET protocol 2335 that describes the PET scan procedure.
  • Patients must have good oral hygiene which includes having a recent dental evaluation

Who cannot join

  • Patients who are unable to swallow
  • Patients with dental cavities that are likely to need dental extraction or root canal treatment as management

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • Barbara Ann Karmanos Cancer Institute

    Detroit, Michigan, 48201-1379

  • Karmanos Cancer Institute Weisberg Cancer Treatment Center

    Farmington Hills, Michigan, 48334

Other trials in United States

About this study

Official title: Pilot Trial to Evaluate Change in Positron Emission Tomography Scanning (PET) as a Surrogate for Zoledronate (Zometa) Efficacy in Patients With Metastatic Prostate Cancer

The primary goal for this trial is to assess the change in PET scans with the administration of zoledronate (bisphosphonate) therapy in patients with metastatic prostate cancer. It has been established that zoledronate therapy may play a role in delaying and reducing the incidence of skeletal events. Researchers propose to evaluate the change in the uptake value of FMAU PET scan after the zoledronate therapy. It has been demonstrated that FMAU PET scans can successfully demonstrate and detect bony metastatic sites in prostate cancer.

In addition, investigators would like to evaluate the change in the level of the prostate-specific antigen (PSA) in the patient as well as outcome of bone scans.

Conditions
Prostate Cancer
Being tested
zoledronate therapy, PET Scan
Keywords
prostate cancer, metastatic, zoledronate, zometa
Medical subject headings
Prostatic Neoplasms, Neoplasm Metastasis

What participants receive

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

  • zoledronate therapyDrug

    Also called Zometa

    Zometa will be administered at a dose of 4mg IV over 15 minutes. A third PET scan will be obtained within 1-2 weeks after Zometa administration. Intravenous (through a vein in the arm) infusion every four weeks. Dose will be determined by kidney function.

  • PET ScanDevice

    2 scans [about 1-2 weeks apart] will be obtained over a period of 2 weeks pretherapy to confirm reproducibility.A third PET scan will be obtained within 1-2 weeks after Zometa administration.

Study groups in NCT01205646
Study groupRoleWhat they receive
Zometa & PET ScansExperimentalZoledronate therapy \& PET scan ;2 scans [about 1-2 weeks apart] will be obtained over a period of 2 weeks pretherapy to confirm reproducibility, Bone scan (within 4 weeks prior to registration), bone turnover markers, and PSA will be obtained pretherapy. After that, Zometa will be administered at a dose of 4mg IV over 15 minutes. A third PET scan will be obtained within 1-2 weeks after Zometa administration.
Receives: Drug: zoledronate therapy; Device: PET Scan

What is being measured

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

  1. PET Response Rate in Metastatic Prostate Cancer Patients Treated With Zoledronate Therapy.

    PET response rate was pre-defined in Section 5.0 of the protocol based on the magnitude of change in the mean standardized uptake value (SUVmean), which is measured at each PET scan. Specifically, a decline in SUVmean of at least 15% pre/post Zometa was taken as evidence of a "PET response". Per the protocol, Scan 2 was used as the pre-Zometa measure of SUVmean, and Scan 3 (1-2 weeks later) was used as the post-Zometa measure of SUVmean.

    Measured: Within 3 weeks

Secondary outcomes (3)
  1. The Change in PSA After Zoledronate Therapy

    The change in PSA after zoledronate therapy using per cent change.

    Measured: Four weeks after initiating Zoledronate therapy

  2. Change in Bone Scans

    Change in bone scans using per cent change in SUVmax.

    Measured: Four weeks after initiating zoledronate therapy

  3. Changes in Bone Turnover Markers

    Changes in bone turnover markers using per cent change of BSAP and NTx

    Measured: Four weeks after initiating zoledronte therapy

Timeline

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

  1. First posted20 Sep 2010 (estimated)
  2. Study startSep 2010
  3. Primary completionAug 2013
  4. Study completionAug 2015

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
Screening
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
11 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01205646
Sponsor's protocol ID
WSU 2006-066
Status last verified
Apr 2019
First submitted
17 Sep 2010
Last updated
12 Apr 2019
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A study testing zoledronate therapy and PET Scan in people with Prostate Cancer, run by Barbara Ann Karmanos Cancer Institute at 2 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 17 inclusion and 2 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 Apr 2019. 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 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?

Yes. Results are posted in the registry (first posted 6 Jun 2014). 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?

PET Response Rate in Metastatic Prostate Cancer Patients Treated With Zoledronate Therapy. (time frame: Within 3 weeks). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 Apr 2019; AzTrials last refreshed its copy on 8 Nov 2026.

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