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Prostate CancerPhase 2NCT01252693

International,Multi-Center,Open Label,Randomized Study Assessing the Safety and Efficacy of a Monthly Dosing Regimen of Ozarelix Versus Goserelin Depot in Men With Prostate Cancer

A Phase 2 study testing Ozarelix and Goserelin in people with Prostate Cancer, run by Spectrum Pharmaceuticals, Inc at 3 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 aim of this study is to assess the safety and efficacy of a monthly regimen of ozarelix administered subcutaneously (SC) versus Goserelin depot administered subcutaneously in men with Prostate Cancer. This is an international, multi-center, randomized, open label 84 days study. 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?
Ozarelix and Goserelin
Could I receive a placebo?
No, everyone receives an active treatment
How many people
203 participants
Where
3 sitesUnited States
Study dates
Nov 2010to May 2015
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

  • Patients, aged 18 years or older, with histologically proven prostate cancer of any stages, for whom endocrine treatment is indicated.
  • Screening testosterone > 1.5 ng/ml
  • Life expectancy of at least 12 months
  • ECOG score of ≤ 2
  • Patient has reviewed and signed Informed consent form
  • Patient understands and is willing to comply with the protocol

Who cannot join

  • Any hormone therapy prior to study entrance
  • Any patient at risk of urinary tract obstruction or spinal cord compression due to potential testosterone surge
  • History of severe uncontrolled asthma, anaphylactic reactions, or severe urticaria and/or angioedema
  • History of hypersensitivity towards any components of the study drug
  • History or presence of any other malignancy other than treated squamous cell /basal cell carcinoma of the skin within the last five years
  • ECG at screening showing QTc >450 ms, or family history of long QT syndrome
Show all 13Show fewer
  • Abnormal laboratory results which in the judgment of the investigator would affect the patient's health or the outcome of the trial
  • - Has a clinically significant medical condition (other than prostate cancer) including but not limited to: renal, hematological, gastrointestinal, endocrine, cardiac, neurological or psychiatric disease, alcohol or drug abuse or any other condition that may affect the patient's health or the outcome of the trial as judged by the investigator
  • Taking Class IA or Class III antiarrhythmic medication
  • Has an intellectual incapacity or language barrier precluding adequate understanding or co-operation
  • Has received investigational drug within the last 28 days before the Screening visit or longer if considered to possibly influence the outcome of this trial
  • Has previously participated in any Ozarelix trials
  • Is part of an ongoing trial.

Trial locations and contacts

3 sites in 1 country.

United States3 sites
  • Urology Clinics of North Texas

    Dallas, Texas, 75231

  • The Urology Center of Colorado

    Denver, Colorado, 80211

  • Urology San Antonio Research

    San Antonio, Texas, 78229

Other trials in United States

About this study

Official title: Phase 2 Study Assessing the Safety and Efficacy of a Monthly Dosing Regimen of Ozarelix Versus Goserelin Depot (Zoladex®) in Men With Prostate Cancer

The aim of this study is to assess the safety and efficacy of a monthly regimen of ozarelix administered subcutaneously (SC) versus Goserelin depot administered subcutaneously in men with Prostate Cancer. This is an international, multi-center, randomized, open label 84 days study. Men who are at least 18 years of age or older, with histologically proven prostate cancer of all stages, in whom endocrine treatment is indicated will be eligible for study entry.

Read the detailed description

Prospective study subjects will undergo screening procedures. Approximately 214 eligible patients will enter the study. Patients will be randomized in a 1:1 ratio to one of two treatment arms (Ozarelix or Goserelin). Eligible patients randomized to the ozarelix group will receive two SC injections of ozarelix 65 mg in the abdomen on Day 1 (left lower quadrant, LLQ and right lower quadrant, RLQ), followed by a SC injection of 65 mg of Ozarelix (abdomen LLQ) on day 8 and will receive 2 additional SC injections of Ozarelix on days 28 and 56 (alternating injection sites). Eligible patients randomized to Goserelin will receive one 3.6 mg SC injection in the abdomen (LLQ or RLQ), followed by a 3.6 mg SC injection on Days 28 and 56 (alternating injection sites). Ozarelix will be reconstituted and administered as a 65 mg injection. Patients will receive two Ozarelix 65 mg subcutaneous injections (SC) on Day 1, and one 65 mg SC injection on day 8, followed by one 65 mg injection on days 28 and 56. The patients will receive one Goserelin 3.6 mg SC injection at baseline, Day 28 and Day 56.

Conditions
Prostate Cancer
Being tested
Ozarelix, Goserelin
Medical subject headings
Prostatic Neoplasms

What participants receive

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

  • OzarelixDrug

    Ozarelix Loading dose of 130 mg SC at randomization will be followed by maintenance dosing of 65 mg SC at day 8, 28 and 56.

  • GoserelinDrug

    Goserelin depot 3.6 mg at randomization will be followed by 3.6 mg SC on days 28 and 56.

Study groups in NCT01252693
Study groupRoleWhat they receive
OzarelixExperimentalNot described
Receives: Drug: Ozarelix
GoserelinActive comparatorNot described
Receives: Drug: Goserelin

What is being measured

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

  1. To assess the percentage of patients with testosterone <=0.5ng/mL.

    Measured: From Day 28 through Day 84, in men receiving Ozarelix versus Goserelin

Secondary outcomes (1)
  1. Percentage change in Prostate-Specific Antigen level

    Additional secondary outcomes:

    • Percentage of patients with testosterone level <=0.5 ng/mL at day 3
    • Median time to reach 50% suppression of baseline Prostate Specific Antigen level
    • Percentage of patients with testosterone surge ("hormone escape") during the first two weeks of treatment
    • To assess the safety of Ozarelix SC monthly dosing compared to Goserelin depot SC monthly dosing in men with Prostate Cancer

    Measured: From baseline to day 14 and day 28

Timeline

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

  1. First posted3 Dec 2010 (estimated)
  2. Study startNov 2010
  3. Primary completionSep 2014
  4. Study completionMay 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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
None (open label)
Enrolment
203 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01252693
Sponsor's protocol ID
SPI-153-10-1
Status last verified
Sep 2021
First submitted
1 Dec 2010
Last updated
5 Oct 2021
Results posted
No
Data monitoring committee
No

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Ozarelix and Goserelin in people with Prostate Cancer, run by Spectrum Pharmaceuticals, Inc at 3 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 6 inclusion and 13 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 5 Oct 2021. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 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 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?

To assess the percentage of patients with testosterone <=0.5ng/mL. (time frame: From Day 28 through Day 84, in men receiving Ozarelix versus Goserelin). 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 5 Oct 2021.

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