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Prostate CancerPhase 1NCT01420250

Cabazitaxel With Radiation and Hormone Therapy for Prostate Cancer

A Phase 1 study testing Cabazitaxel, Intensity Modulated Radiation Therapy (IMRT) and Anti-Androgen Therapy: Bicalutamide in people with Prostate Cancer, run by Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University at 1 site 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

This is a single-center, open-label, non-randomized Phase I study of weekly Cabazitaxel with concurrent intensity modulated radiation therapy (IMRT) (A type of 3-dimensional radiation therapy that uses computer-generated images to show the size and shape of the tumor. 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?
Cabazitaxel, Intensity Modulated Radiation Therapy (IMRT) and Anti-Androgen Therapy: Bicalutamide
Could I receive a placebo?
No, everyone receives an active treatment
How many people
20 participants
Where
1 siteUnited States
Study dates
22 Sep 2011to 21 Jul 2020
Phase
Phase 1
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

  • Adenocarcinoma of the prostate with locally advanced prostate cancer without distant metastatic with unfavorable risk features that are defined below:
  • Gleason score ≥8
  • Gleason score 7 and T3/T4 disease
  • Gleason score 7 but PSA ≥20
  • Karnofsky Performance Status >70,
  • Age > 18
Show all 19Show fewer
  • Performance Status: ECOG ≤2
  • Peripheral neuropathy: must be < grade 1
  • Hematologic (minimal values):
  • Absolute neutrophil count > 1,500/mm3
  • Hemoglobin > 8.0 g/dl
  • Platelet count > 100,000/mm3
  • Hepatic function
  • Total bilirubin < Upper limit of normal (ULN)(except for Gilbert's disease)
  • AST (SGOT) < 1.5 x ULN
  • ALT (SGPT) < 1.5 x ULN
  • Creatinine < 1.5 x ULN
  • Men of childbearing potential must be willing to consent to using effective contraception while on treatment and for at least 3 months thereafter.
  • No history of previous chemotherapy or pelvic irradiation

Who cannot join

  • Patients with a history of severe hypersensitivity reaction to Cabazitaxel or other drugs formulated with polysorbate 80.
  • History of urological surgery or procedures predisposing to GU complications after radiation (will be determined by radiation oncologist)
  • History of diverticulitis, rectal bleeding or other lower GI diseases predisposing to GI complications after radiation (will be determined by radiation oncologist)
  • History of prior chemotherapy or pelvic irradiation,
  • History of prior invasive malignant cancer(s) within the last 5 years except adequately treated or controlled basal cell or squamous cell carcinoma of the skin
  • Documented distant metastatic disease.
  • Prior radical prostatectomy or cryosurgery for prostate cancer or bilateral orchiectomy

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Thomas Jefferson University

    Philadelphia, Pennsylvania, 19107

Other trials in United States

About this study

Official title: Phase I Trial of Weekly Cabazitaxel With Concurrent Intensity Modulated Radiation Therapy and Androgen Deprivation Therapy for the Treatment of Locally Advanced High Risk Adenocarcinoma of the Prostate

This is a single-center, open-label, non-randomized Phase I study of weekly Cabazitaxel with concurrent intensity modulated radiation therapy (IMRT) (A type of 3-dimensional radiation therapy that uses computer-generated images to show the size and shape of the tumor. Thin beams of radiation of different intensities are aimed at the tumor from many angles.) and androgen deprivation therapy (Treatment to suppress or block the production or action of male hormones) in patients with locally advanced prostate cancer.

It is hoped that by adding Cabazitaxel to the standard IMRT, greater local disease control can be achieved and eventually the cure rate can be increased. After this study, the maximally tolerated dose of Cabazitaxel that could be used in combination with radiation can be found.

Men with locally advanced high risk prostate cancer represent a group of patients for whom cure is potentially achievable utilizing a multimodality approach. More aggressive treatment upfront with chemotherapy and ADT may improve the long term disease control. We hypothesize that Cabazitaxel may be added to radiation therapy safely, and we anticipate that this novel approach will improve disease control and eventually improve survival for locally advanced prostate cancer patients.

Read the detailed description

Patients with locally advanced high Gleason grade prostate cancer often have local and metastatic disease progression. To improve on these outcomes, therapy needs to be directed at controlling the androgen sensitive and insensitive prostate cancer cells in the primary and metastatic sites. This therapeutic challenge has further prompted the use of combined modality approaches incorporating chemotherapy and hormonal therapy with radiation aimed at the intrinsically resistant cells and the micrometastatic disease that are both androgen sensitive and resistant. High likelihood of occult metastatic disease and existence of intrinsically castration resistant cells are the main rationales for early institution of androgen deprivation therapy (ADT) and chemotherapy in prostate cancer.

The rationale for combining chemotherapeutic agents with ADT and radiotherapy in high risk prostate cancer patients is based on that chemotherapy can enhance radiotherapy and is also an effective therapy for metastatic castrate resistant disease. Prior studies with weekly docetaxel with ADT and intensity modulated radiation therapy (IMRT) were safe and feasible however cabazitaxel is more potent mitotic inhibitor which may further enhance the outcomes of patients with locally advanced prostate cancer.

Men with locally advanced high risk prostate cancer represent a group of patients for whom cure is potentially achievable utilizing a multimodality approach. More aggressive treatment upfront with chemotherapy and ADT would improve the long term disease control. We hypothesize that Cabazitaxel may be added to radiation therapy safely, and we anticipate that this novel approach will improve disease control and eventually improve survival for locally advanced prostate cancer patients.

The safety of the combination of Cabazitaxel with radiation will be established after this study. Potential efficacy will be determined in the future phase II/III trials. Hypofraction radiation treatment with shorter duration maybe possible if combined with chemotherapy modality.

Conditions
Prostate Cancer
Being tested
Cabazitaxel, Intensity Modulated Radiation Therapy (IMRT), Anti-Androgen Therapy: Bicalutamide, Luteinizing Hormone-Releasing Hormone (LHRH) Agonist
Keywords
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.

  • CabazitaxelDrug

    Also called Jevtana, XRP-6258

    Administered weekly on the same day of radiation according to the following infusion levels:

    Level 1 (Initial): 4 mg/m2; Level -1: 2 mg/m2; Level 2: 6 mg/m2; Level 3: 8 mg/m2; Level 4: 10 mg/2;

  • Intensity Modulated Radiation Therapy (IMRT)Radiation

    Also called Intensity Modulated Radiation Therapy, IMRT, Radiation therapy

    Starts 8 weeks after initiation of androgen deprivation therapy, given daily at 1.8 Gy for a total of 75.6 Gy

  • Anti-Androgen Therapy: BicalutamideDrug

    Also called Casodex, Cosudex, Calutide, Kalumid

    • Taken once daily by mouth starting between 2 weeks and 1 day before the first administration of Luteinizing Hormone-Releasing Hormone (LHRH)
    • Will continue once daily until the final day of IMRT
  • Luteinizing Hormone-Releasing Hormone (LHRH) AgonistGenetic

    Also called Gonadotropin-releasing hormone, GnRH, LHRH, Luliberin

    • First administration will occur 1 day to 2 weeks after the start of Bicalutamide and 8 weeks prior to the start of IMRT (+/- 4 weeks)
    • Will continue for 24 months after IMRT
    • Total administered duration and agent used must be documented on the case report form
Study groups in NCT01420250
Study groupRoleWhat they receive
Cabazitaxel with Intensity Modulated Radiation Therapy (IMRT)ExperimentalWeekly Cabazitaxel with concurrent IMRT
Receives: Drug: Cabazitaxel; Radiation: Intensity Modulated Radiation Therapy (IMRT); Drug: Anti-Androgen Therapy: Bicalutamide; Genetic: Luteinizing Hormone-Releasing Hormone (LHRH) Agonist

What is being measured

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

  1. Maximally Tolerated Dose (MTD) of Cabazitaxel and Intensity Modulated Radiation Therapy (IMRT)

    To determine the maximally tolerated dose, or the safety and feasibility, of the concurrent weekly Cabazitaxel and IMRT with androgen deprivation therapy

    Measured: Weekly during treatment then every 3 months until 2 years after completion of IMRT

Secondary outcomes (2)
  1. Acute and Late Non-Hematologic and Hematologic Toxicity Profile of Cabazitaxel and Intensity Modulated Radiation Therapy (IMRT) Combination

    The toxicity profile will be recorded according to the NCI CTCAE v4.0 criteria. Toxicity assessment will be performed weekly during IMRT, then at 2 weeks and 3 months after IMRT, and then every 3 months until 2 years after IMRT.

    Measured: Weekly during IMRT, then at 2 weeks and 3 months after IMRT, and then every 3 months until 2 years after IMRT

  2. 5-Year Biochemical Relapse Free Survival

    A PSA rise by 2 ng/mL or more above the nadir PSA is considered as biochemical relapse after external beam IMRT (ASTRO 2005 Phoenix criteria).

    Measured: Within 5 years after completion of IMRT

Timeline

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

  1. First posted19 Aug 2011 (estimated)
  2. Study start22 Sep 2011
  3. Primary completion21 Jul 2015
  4. Study completion21 Jul 2020

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 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
20 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01420250
Sponsor's protocol ID
11D.243
Other IDs
2011-32, JT 1820
Status last verified
May 2025
First submitted
17 Aug 2011
Last updated
15 May 2025
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Cabazitaxel, Intensity Modulated Radiation Therapy (IMRT) and Anti-Androgen Therapy: Bicalutamide in people with Prostate Cancer, run by Sidney Kimmel Comprehensive Cancer Center at Thomas Jefferson University 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 19 inclusion and 7 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 15 May 2025. 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 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

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 is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

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?

Maximally Tolerated Dose (MTD) of Cabazitaxel and Intensity Modulated Radiation Therapy (IMRT) (time frame: Weekly during treatment then every 3 months until 2 years after completion of IMRT). 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 15 May 2025.

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