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PROSTATE CANCERPhase 2NCT01087580

Docetaxel + Prednisone With or Without Radiation for Castrate Resistant Prostate Cancer

A Phase 2 study testing Docetaxel and Prednisone and Radiation Therapy in people with PROSTATE CANCER, run by Northwestern University at 2 sites in United States.

Withdrawn

Withdrawn. The study stopped before anyone enrolled.

Official record
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Trial summary

The main purpose of this study is to find out whether adding radiation therapy to the standard treatment of chemotherapy for prostate cancer is tolerated well and is more effective than the standard treatment of chemotherapy alone 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?
Docetaxel and Prednisone and Radiation Therapy
Could I receive a placebo?
No, everyone receives an active treatment
How many people
0 participants
Where
2 sitesUnited States
Study dates
Mar 2011to Jul 2011
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

  • Participants must have a diagnosis of castrate resistant prostate cancer.
  • Participants must be 18 years old or older.
  • Biopsy of tissue from the prostate or enlarged lymph nodes may be required.
  • Patients must sign study specific informed consent prior to study entry.
  • Men of child-producing potential must be willing to consent to use effective contraception while on treatment and for at least 3 months afterwards.

Who cannot join

  • Participants cannot have prior chemotherapy for prostate cancer.
  • Participants cannot have prior radiation therapy to the pelvis.

Trial locations and contacts

2 sites in 1 country.

United States2 sites
  • Hematology Oncology Associates

    Chicago, Illinois, 60611

  • Northwestern University, Northwestern Memorial Faculty Foundation

    Chicago, Illinois, 60611

Other trials in United States

About this study

Official title: A Randomized Phase-II Pilot Trial of Docetaxel and Prednisone Versus Radiation Therapy Plus Docetaxel and Prednisone in Patients With Nonmetastatic and Oligometastatic Castrate Resistant Prostate Cancer

The main purpose of this study is to find out whether adding radiation therapy to the standard treatment of chemotherapy for prostate cancer is tolerated well and is more effective than the standard treatment of chemotherapy alone

Read the detailed description

Most physicians would consider chemotherapy to be the standard for prostate cancer. In this study all participants will receive the standard chemotherapy. In addition, half the participants will also receive radiation therapy. It is hoped that the radiation therapy will provide additional benefit. The use of radiation therapy and chemotherapy for patients with this kind of cancer is not considered standard treatment at the present time.

Participants will be randomized into groups (or Arms) by a computer program. Participants randomized to Arm 1 will receive chemotherapy alone. Participants in Arm 2 will receive chemotherapy and radiation therapy. Participants in both groups (Arm 1 and Arm 2) will receive standard chemotherapy with docetaxel and prednisone. Docetaxel is given through a needle in a vein in the arm every 3 weeks or 21 days. Participants will take a prednisone tablet once per day until 21 days after the last dose of docetaxel. In addition, all participants will be given a drug called dexamethasone twice daily for 6 doses to help with the side effects of docetaxel. Participants in Arm 2 will first receive radiation therapy to the pelvis and prostate gland. Radiation therapy will be delivered once a day, five days a week for a total of 8-9 weeks. Then beginning 4-6 weeks after the end of radiation therapy, chemotherapy will be given, as described above. In both Arms, the total number of cycles of docetaxel and prednisone will depend upon how the tumor responds to these drugs. All patients should receive a minimum of three cycles of chemotherapy.

Conditions
PROSTATE CANCER
Being tested
Docetaxel and Prednisone, Radiation Therapy
Keywords
Prostate Cancer, non metastatic prostate cancer, oligometastatic 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.

  • Docetaxel and PrednisoneDrug

    Also called Taxotere

    1. Docetaxel: 75 mg/m2 IV infusion over 1 hour on day 1 of each cycle every 21 days B) Prednisone: 10 mg orally for 21 days after each dose of docetaxel
  • Docetaxel and PrednisoneDrug

    Also called Taxotere

    1. Docetaxel: 75 mg/m2 IV infusion over 1 hour on day 1 of each cycle every 21 days B) Prednisone: 10 mg orally for 21 days after each dose of docetaxel
  • Radiation TherapyDrug

    GROUPS 1 and 2 Whole Pelvis (45 Gy) + Prostate boost (20-25 Gy) in 1.8 Gy fractions, 5 fractions/week.

    GROUPS 2 Bone metastasis (bone scan index < 1.4%): 30 Gy in 10 fractions or 35 Gy in 12 fractions.

    GROUPS 1,2 Abdominal Nodes (IF POSITIVE ON CT/MRI SCAN): 45-50 Gy in 1.8 Gy fractions, 5 fractions/week.

Study groups in NCT01087580
Study groupRoleWhat they receive
Chemotherapy alone, no radiation therapyExperimentalA) Docetaxel: 75 mg/m2 IV infusion over 1 hour on day 1 of each cycle every 21 days B) Prednisone: 10 mg orally for 21 days after each dose of docetaxel
Receives: Drug: Docetaxel and Prednisone
Chemotherapy with Radiation TherapyExperimentalA) Docetaxel: 75 mg/m2 IV infusion over 1 hour on day 1 of each cycle every 21 days B) Prednisone: 10 mg orally for 21 days after each dose of docetaxel GROUPS 1 and 2 Whole Pelvis (45 Gy) + Prostate boost (20-25 Gy) in 1.8 Gy fractions, 5 fractions/week. GROUPS 2 Bone metastasis (bone scan index < 1.4%): 30 Gy in 10 fractions or 35 Gy in 12 fractions. GROUPS 1,2 Abdominal Nodes (IF POSITIVE ON CT/MRI SCAN): 45-50 Gy in 1.8 Gy fractions, 5 fractions/week.
Receives: Drug: Docetaxel and Prednisone; Drug: Radiation Therapy

What is being measured

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

  1. Estimation of progression free survival(PFS) and response rate

    The primary objective is to estimate the progression free survival (PFS) and treatment response of patients with non-metastatic or oligometastatic CRPC in the two study arms of either chemotherapy alone (ARM 1) or a combination of RT and chemotherapy (ARM 2).

    Measured: Day one of each treatment cycle. cycles are every 21 days and at the end of post-treatment

Secondary outcomes (4)
  1. Overall survival of patients

    One secondary objective is to estimate the overall survival of patients with non-metastatic or oligometastatic castrate resistant prostate cancer in the two study arms of either chemotherapy alone (ARM 1) or a combination of RT and chemotherapy (ARM 2).

    Measured: at study completion and during follow-up (At least every 3 months (12 weeks) until evidence of progression or relapse for a maximum of 2 years, subsequently every 4 months for 2 years, then every 6 months for 2 years from the time of registration)

  2. Multiple gene profiles will be analyzed.

    Gene profiles using microarray techniques will be compared in order to identify genes important in governing the response to chemotherapy and radiation therapy in non-metastatic or oligometastatic castrate resistant prostate cancer. The expression and mutation of p53 gene, expression of androgen receptor (AR), PSA and neuroendocrine differentiation in non-metastatic or oligometastatic CRPC using immunohistochemical analysis will also be studied.

    Measured: At Study Completion

  3. Measure of prostate antigen-specific immune response

    This secondary objective will determine if treatment of patients with non-metastatic or oligometastatic castrate resistant prostate therapy with chemotherapy, with or without radiation therapy, elicits prostate antigen-specific immune responses.

    Measured: Every 21 days during treatment. Follow-up is every 3 mo until evidence of progression or relapse for 2 years, then every 4 mo for 2 years, then every 6 mo for 2 years from the time of registration)

  4. Estimation of treatment-related toxicity

    This secondary objective will estimate the treatment-related toxicity of patients with non-metastatic or oligometastatic castrate resistant prostate cancer in the two study arms of either chemotherapy alone (ARM 1) or a combination of RT and chemotherapy (ARM 2).

    Measured: Every 21 days. weekly radiation therapy, Follow-up is every 3 mo until evidence of progression or relapse for 2 years, then every 4 mo for 2 years, then every 6 mo for 2 years from the time of registration

Timeline

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

  1. First posted16 Mar 2010 (estimated)
  2. Study startMar 2011
  3. Primary completionJul 2011
  4. Study completionJul 2011

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
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
0 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01087580
Sponsor's protocol ID
NU 08U3
Other IDs
STU0022442
Status last verified
Mar 2017
First submitted
3 Mar 2010
Last updated
3 Mar 2017
Results posted
No
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Docetaxel and Prednisone and Radiation Therapy in people with PROSTATE CANCER, run by Northwestern University 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 5 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: withdrawn, as of the sponsor's last update on 3 Mar 2017. 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.

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 withdrawn before enrolling participants, so there are no results.

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?

Estimation of progression free survival(PFS) and response rate (time frame: Day one of each treatment cycle. cycles are every 21 days and at the end of post-treatment). 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 3 Mar 2017.

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