NIH Clinical Research Studies

Protocol Number: 04-C-0257

Active Accrual, Protocols Recruiting New Patients

Title:
A Phase II Trial of Docetaxel, Thalidomide, Prednisone and Bevacizumab in Patients with Androgen-Independent Prostate Cancer
Number:
04-C-0257
Summary:
This study will examine the effectiveness of combination therapy with docetaxel, prednisone, thalidomide, and bevacizumab in treating androgen-independent prostate cancer (cancer that does not respond to hormone therapy). Docetaxel is an anti-cancer drug. Prednisone is a steroid that has been used in the treatment of many types of cancer. Thalidomide, approved to treat leprosy, inhibits the formation of new blood vessels that feed tumors and has lessened pain and lowered PSA (a protein that is elevated in prostate cancer) levels in some patients with prostate cancer. Bevacizumab is a man-made antibody that inhibits new blood vessel growth and has been effective in treating several cancers, including prostate cancer.

Men 18 years of age and older with advanced androgen-independent prostate cancer may be eligible for this study. Candidates are screened with a medical history and physical examination, chest x-ray, CT scans and blood and urine tests.

Participants receive drug therapy in 3-week treatment cycles as follows:

- Docetaxel infusions intravenously (through a vein) over a 60-minute period on the first day of every cycle.

- Prednisone by mouth every day of the cycle

- Thalidomide by mouth every day of the cycle

- Bevacizumab intravenously on the first day of every cycle

In addition, patients take dexamethasone by mouth 12 hours and 1 hour before and 12 hours after the docetaxel to help prevent fluid retention caused by the drug, and the blood thinner enoxaparin once a day injected under the skin to prevent formation of blood clots that may be caused by bevacizumab and thalidomide.

Patients are seen at the NIH Clinical Center one day of each 3-week cycle for various tests and evaluations, including the following:

- Periodic blood and urine tests to monitor the response to treatment and drug side effects

- Possible magnetic resonance imaging (MRI) to determine the usefulness of this test for monitoring disease progress and response to treatment

- Possible bone marrow biopsy to look for cancer in this tissue

- Possible tumor biopsy (surgical removal of a small piece of tumor tissue) before treatment starts and after 2 months of treatment in patients who can safely undergo the procedure to look at the effect of treatment on the tumor and on blood vessel growth

Treatment response is evaluated approximately every 3 months using various tests, such as bone and CT scans. If there are no severe side effects and the cancer has not progressed, treatment may continue for more than 6 months. After six treatment cycles, patients have monthly chest x-rays to monitor possible fluid collecting around the lining of the lungs, which may occur in some patients who take docetaxel more 6 months or more.

Sponsoring Institute:
National Cancer Institute (NCI)
Recruitment Detail
Type: Active Accrual Of New Subjects
Gender: Male
Referral Letter Required: No
Population Exclusion(s): Female

Children

Eligibility Criteria:
INCLUSION CRITERIA

Androgen-independent metastatic adenocarcinoma of the prostate defined as progressive metastatic disease while on GnRH agonists or post surgical castration

Histopathological documentation of prostate cancer confirmed in the NCI Laboratory of Pathology at the National Institutes of Health or the Pathology Department at National Naval Medical Center, prior to starting this study. In addition, patients whose slides are lost or unavailable will be eligible for the study if they provide documentation of prostate cancer and if they meet criteria of clinically progressive prostate cancer

Clinically progressive prostate cancer documented prior to entry. Progression must be documented by at least one of the following parameters:

-Two consecutively rising PSA levels. The first rising PSA must be a minimum of one week from a reference value. It is recognized that PSA fluctuations are such that the confirmatory PSA value might be less than the previous one. In these cases, that patient would still be eligible provided the next PSA was greater than the first rising PSA value. Patients must have PSA greater than or equal to 5.0.

-At least one new lesion on bone scan.

-Progressive measurable disease.

Patients must have undergone bilateral surgical castration or must continue on GNRH agonist.

Those patients receiving an anti-androgen agent and are entering the trial due to a rise in PSA must demonstrate a continued rise in PSA 4 weeks after stopping flutamide and 6 weeks after stopping bicalutamide or nilutamide.

Patients may not have received any chemotherapy for metastatic prostate cancer

Age greater than or equal to 18 years

ECOG performance status less than or equal to 2

Life expectancy of greater than 3 months

Patients must have adequate organ and marrow munction as defined below:

Leukocytes- greater than or equal to 3,000/microliter

Absolute neutrophil count- greater than or equal to 1,500/microliter

Platelets- greater than or equal to 100,000/microliter

Hemoglobin- greater than or equal to 8.0g/L - transfusions acceptable

Total bilirubin- less than or equal to 1.5 times the institutional upper limits of normal

AST(SGOT) and ALT(SGPT) - less than or equal to 2.5 times the institutional upper limits of normal

creatinine or creatinine clearance- less than or equal to 1.5 times the institutional upper limits of normal or greater than or equal to 40 mL/min/1.73 m2 for patients with creatinine levels above institutional normal.

Recovered from any toxicity from surgery or radiotherapy

Must be willing to travel from their home to the NIH for follow-up visits

Able and willing to follow instructions and conform to protocol.

Patients may have had no other active malignancy within the past 2 years with the exception of non-melanoma skin cancer and superficial bladder carcinoma

No history of myocardial infarction within the past 6 months, uncontrolled CHF or uncontrolled angina pectoris

Patients must agree to use adequate contraception (abstinence; hormonal or barrier method of birth control) for the study and at least 2 months after completion.

Ability to understand and the willingness to sign a written informed consent document.

EXCLUSION CRITERIA

Present clinical signs or symptoms of brain and/or leptomeningeal metastases confirmed by CT or MRI brain scan.

Uncontrolled, intercurrent illness including, but not limited to, ongoing or active infection, symptomatic congestive heart failure (AHA Class II or worse), unstable angina pectoris, cardiac arrhythmia, or psychiatric illness/social situations that would limit compliance with study requirements

Persistent systolic blood pressure greater than or equal to 170 mmHg or diastolic blood pressure greater than or equal to 100 mmHg.

HIV-positive patients receiving combination anti-retroviral therapy are excluded fron the study because of possible pharmacokinetic interactions with docetaxel, bevacizumab, and/or the combination.

Proteinuria defined as a 24 hour urine protein excretion greater than 300 mg.

Therapeutic anticoagulation with coumadin, heparins, or heparinoids.

Greater than Grade 2 peripheral neuropathy at baseline

History of transient ischemic attacks (TIA) or cerebrovascular accident (CVA) within the past 2 years.

History of allergic reaction to docetaxel, prednisone, thalidomide and/or bevacizumab or related products.

Patients who are on concurrent investigational agent(s)

Patients who are unable to ingest oral medication.

INCLUSION OF WOMEN AND MINORITIES

Men of all races and ethnic groups are eligible for this trial. Every effort will be made to recruit minorities in this study. Women are ineligible for this study.

Special Instructions: Currently Not Provided
Keywords:
Hormones
Angiogenesis
Markers
Tumor
Recruitment Keywords:
Prostate Cancer
Conditions:
Prostatic Neoplasms
Investigational Drug(s):
None
Investigational Device(s):
None

Contacts:
Patient Recruitment and Public Liaison Office
Building 61
10 Cloister Court
Bethesda, Maryland 20892-4754
Toll Free: 1-800-411-1222
TTY: 301-594-9774 (local),1-866-411-1010 (toll free)
Fax: 301-480-9793

Electronic Mail:prpl@mail.cc.nih.gov

Citations:
Horwitz SB.

Taxol (paclitaxel): mechanisms of action.

Ann Oncol. 1994;5 Suppl 6:S3-6. Review.

McDonnell TJ, Troncoso P, Brisbay SM, Logothetis C, Chung LW, Hsieh JT, Tu SM, Campbell ML.

Expression of the protooncogene bcl-2 in the prostate and its association with emergence of androgen-independent prostate cancer. Cancer Res. 1992 Dec 15;52(24):6940-4.

Berchem GJ, Bosseler M, Sugars LY, Voeller HJ, Zeitlin S, Gelmann EP.

Androgens induce resistance to bcl-2-mediated apoptosis in LNCaP prostate cancer cells. Cancer Res. 1995 Feb 15;55(4):735-8.

Active Accrual, Protocols Recruiting New Patients

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