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Prostatic NeoplasmsPhase 2NCT00450008

Safety and Efficacy Study of GM-CSF, Thalidomide Plus Docetaxel in Prostate Cancer

A Phase 2 study testing GM-CSF, thalidomide and docetaxel in people with Prostatic Neoplasms, run by The Methodist Hospital Research Institute at 1 site in United States.

Terminated

Stopped early. The study ended before it was planned to and will not resume.

Official record
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Trial summary

The purpose of this study is to assess the relative efficacy and toxicity of combination therapy of GM-CSF, Thalidomide plus Docetaxel in patients with prostate cancer with a rising PSA. Read more about this study

Who is it for?
Ages 18 years and older, men only
Conditions the study is for
Prostatic Neoplasms
What is being tested?
GM-CSF, thalidomide and docetaxel
Could I receive a placebo?
No, everyone receives an active treatment
How many people
9 participants
Where
1 siteUnited States
Study dates
Dec 2006to Sep 2008
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 years and older
  • Men only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Diagnosis of adenocarcinoma of the prostate.
  • Failure of local treatments (surgery and/or radiation) as defined by a rising PSA; demonstrated by at least three consecutive rises in PSA by intervals of at least 4 weeks apart with an absolute change of at least 1 ng/mL. If the confirmatory PSA (third PSA) is less than the previous screening PSA value, an additional test for rising PSA will be required to document progression.
  • No clinical or radiographic evidence of disease.
  • The Zubrod performance status 0-1.
  • Prior hormonal therapy in the form of neoadjuvant or adjuvant therapy is allowed as long as androgen therapy has been completed at least 1 year prior to study entry.
  • Adequate hematologic function: absolute granulocytes ≥ 1500/ul, platelets ≥ 100,000/ul, hemoglobin ≥ 10 gm/100 ml within 4 weeks prior to study entry.
Show all 13Show fewer
  • Adequate hepatic function: bilirubin ≤ 1.5 mg/dl, liver enzymes ≤ 1.5 ULN within 4 weeks prior to study entry.
  • Adequate renal function: creatinine ≤ 1.5 x ULN within 4 weeks prior to study entry.
  • Patients treated with bisphosphonate therapy before or after study entry are eligible to continue in the study.
  • Negative bone scan within 6 weeks prior to study entry.
  • Negative CT scan or MRI of the abdomen and pelvis within 6 weeks prior to study entry.
  • Negative chest x-ray for metastatic disease within 6 weeks prior to study entry.
  • Patients must sign a written informed consent prior to treatment.

Who cannot join

  • Serious intercurrent medical illness including symptomatic heart disease within 6 months.
  • Previous or concurrent invasive cancers other than superficial non-melanomatous skin cancer unless disease-free for at least 5 years.
  • Major medical or psychiatric illness which, in the investigator's opinion, would prevent completion of treatment and would interfere with follow-up.
  • History of thromboembolic events (deep venous thrombosis, symptomatic cerebrovascular events or pulmonary embolism), history of MI, within the last 12 months.
  • History of bleeding disorders that would contraindicate Coumadin® (warfarin) including: esophageal varices and clotting factor defects

Trial locations and contacts

1 site in 1 country.

United States1 site
  • The Methodist Hospital Research Institute

    Houston, Texas, 77030

Other trials in United States

About this study

Official title: Phase II Study of Patients With Hormone-Naïve Prostate Cancer With a Rising Prostate Specific Antigen: Granulocyte-Macrophage Colony-Stimulating Factor (GM-CSF), Thalidomide Plus Docetaxel

The purpose of this study is to assess the relative efficacy and toxicity of combination therapy of GM-CSF, Thalidomide plus Docetaxel in patients with prostate cancer with a rising PSA.

Read the detailed description

As more men are being diagnosed and treated for prostate cancer at an early age, the number who experiences a rising level of prostate-specific antigen (PSA) after initial treatment is increasing, affecting approximately 50,000 patients each year.

These three drugs are commercially available. Thalidomide is an angiogenesis inhibitor which blocks the development of new blood vessels. GM-CSF stimulates the body's immune response to fight cancer. Docetaxel is the most active chemotherapeutic agent in the treatment of prostate cancer. GM-CSF and thalidomide have proven activity in suppressing PSA values.

This study design offers an opportunity to add cytotoxic therapy (docetaxel) in combination with an active pathobiologic regimen (GM-CSF plus thalidomide) to eradicate micrometastatic disease, thus potentially offering a significant delay to clinical failure as measured by a rise in PSA or radiographic involvement. Additionally, delays in the use of hormone therapy has the potential to be of significant benefit.

GM-CSF will be administered at a fixed dose 3 days per week by subcutaneous injection for 12 months. Participants will receive a fixed dose of thalidomide orally at bedtime daily without interruption for 12 months. Docetaxel will be administered intravenously over 1 hour on week 1 of every cycle (every 3 weeks) for 18 weeks.

Being tested
GM-CSF, thalidomide, docetaxel
Keywords
Prostate Cancer, Hormone-Naïve Prostate Cancer, adenocarcinoma of the prostate
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • GM-CSFDrug

    Also called Leukine

    fixed dose of 250 mcg/m2, 3 days per week by subcutaneous injection

  • thalidomideDrug

    Also called Thalomid

    Thalidomide by oral administration at a fixed dose of 200 mg. Prophylactic Coumadin® by oral administration at a fixed dose of 2.5 mg to prevent thromboembolic events (DVT and TIA/stroke) during Thalidomide administration. Thalidomide and Coumadin will be given daily at bedtime without interruption.

  • docetaxelDrug

    Also called Taxotere

    Docetaxel will be administered by intravenous piggyback over 1 hour at 75mg/m² every 3 weeks. Pre-medication for the docetaxel infusion will consist of dexamethasone 8 mg administered orally 12 hours, 3 hours and 1 hour before docetaxel.

Study groups in NCT00450008
Study groupRoleWhat they receive
AOtherCombination therapy of GM-CSF, Thalidomide plus Docetaxel in patients with prostate cancer with a rising PSA
Receives: Drug: GM-CSF; Drug: thalidomide; Drug: docetaxel

What is being measured

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

  1. To assess the relative efficacy of the combination of GM-CSF, Thalidomide and Docetaxel in patients with prostate cancer.

    PI relocated, no data currently available

    Measured: during study (no data currently available)

Secondary outcomes (2)
  1. Collect data on hormonal responses produced by GM-CSF, Thalidomide and Docetaxel.

    PI relocated, no data currently available

    Measured: during study (no data currently available)

  2. Evaluate safety and toxicity of the combination of GM-CSF, Thalidomide and Docetaxel for patients with hormone naïve prostate cancer.

    PI relocated, no data currently available

    Measured: during study (no data currently available)

Timeline

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

  1. First posted21 Mar 2007 (estimated)
  2. Study startDec 2006
  3. Primary completionAug 2008
  4. Study completionSep 2008

Why it stopped: PI decision

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
9 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00450008
Sponsor's protocol ID
HMRI IRB#1006-0153
Other IDs
PCa-06-102
Status last verified
Mar 2016
First submitted
19 Mar 2007
Last updated
17 Mar 2016
Results posted
No
Data monitoring committee
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing GM-CSF, thalidomide and docetaxel in people with Prostatic Neoplasms, run by The Methodist Hospital Research Institute 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 13 inclusion and 5 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: stopped early, as of the sponsor's last update on 17 Mar 2016. 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?

The study was stopped early (reason given: PI decision). Results are not available in the source record.

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 assess the relative efficacy of the combination of GM-CSF, Thalidomide and Docetaxel in patients with prostate cancer. (time frame: during study (no data currently available)). 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 17 Mar 2016.

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