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Completed

NCT Number: NCT01491971

Intramuscular Injections of Degarelix Administered in 1-Month Dosing Regimens in Patients With Prostate Cancer

Intramuscular Injections of Degarelix Administered in 1-Month Dosing Regimens in Patients with Prostate Cancer.

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Key information

Age range

18 year and older

Sex eligibility

Male

Study type

Interventional

Phase

Phase 2

Primary location

Pacific Urologic Research, Victoria, British Columbia, Canada

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Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Has a histologically confirmed adenocarcinoma of the prostate, for which endocrine therapy is indicated
  • Has a current tumour, nodule and metastasis (TNM) staging within 12 weeks prior to treatment start and, if clinically indicated a bone scan
  • Has a PSA level meeting one of these criteria:
  • For treatment-naïve patients: Screening PSA level should be ≥2 ng/mL.
  • For patients with recurrence after radical prostatectomy: Patients should have a serum PSA increase of ≥0.2 ng/mL from the previous test on two consecutive measurements
  • For patients with recurrence after radiotherapy or cryotherapy: Patients should have a serum PSA (two measurements) to be >2 ng/mL higher than a previously confirmed PSA nadir
  • Has a screening serum testosterone level above the lower limit of normal range in an elderly male population, globally defined as >150 ng/dL
  • Has an Eastern Cooperative Oncology Group score of ≤2
  • Has a life expectancy of at least one year

Exclusion criteria

  • Has had previous or is currently under hormonal management of prostate cancer
  • Is considered to be a candidate for curative therapy i.e. radical prostatectomy or radiotherapy during the trial period
  • Has a history of bilateral orchiectomy, adrenalectomy, or hypophysectomy
  • Has a marked baseline prolongation of QT/QTcF interval (e.g. repeated demonstration of a QTcF interval >450 ms)
  • Has a history of risk factors for Torsade de Pointes ventricular arrhythmias (e.g. heart failure, hypokalemia, or family history of Long QT Syndrome)
  • Has a previous history or presence of another malignancy, other than prostate
  • Currently receiving chronic treatment with intramuscular medication injected into the ventrogluteal or dorsogluteal muscle
  • Has received an investigational drug within the last 28 days preceding the Screening Visit or longer if considered to possibly influence the outcome of the current trial

Treatment and study plan

degarelix

Drug

Primary outcomes

  1. Plasma degarelix PK profile (blood sample analysis): measured by (Cmax, AUC, Tmax)

    Time frame: Day 0-28 and at Day 112-140

  2. Trough plasma levels (blood sample analysis)

    Time frame: Day 28, 56, 84, 112, 140, 168 and 196

    Actual levels prior to dosing

Secondary outcomes

  1. Proportion of patients with testosterone ≤0.5 ng/mL

    Time frame: From baseline to Day 196

  2. Serum levels of testosterone and PSA

    Time frame: From baseline to Day 196

  3. Percentage change in PSA levels

    Time frame: From baseline to Day 196

  4. Changes in patient-reported injection site pain (VAS scores over time)

    Time frame: At 5 minutes and at 60 minutes after each injection

    Will compare starting dose to maintenance doses

  5. Proportion of patients without clinically significant pain (VAS score of ≤10 mm)

    Time frame: 60 minutes after each dosing injection

  6. Incidence and severity of investigator-evaluated injection site reactions

    Time frame: From baseline to Day 196

  7. Cumulative probabilities of suppressing testosterone to castrate level (≤0.5 ng/mL) by visit

    Time frame: From Day 28 onwards (up to Day 196)

  8. Predictive one-year suppression rate and 95% CI: The cumulative probability of suppressing testosterone to castrate levels (≤0.5 ng/mL)

    Time frame: From Day 28 to Day 364

  9. Incidence of adverse events (AEs) examined by frequency, severity, seriousness and discontinuation from study due to AEs

    Time frame: From baseline to Day 196

  10. Clinically significant changes in laboratory values

    Time frame: From baseline to Day 196

  11. Clinically significant changes in ECGs, vital signs, physical examinations, and body weight

    Time frame: From baseline to Day 196

Sponsors and collaborators

Lead sponsor

Ferring Pharmaceuticals

Industry

Registry information

Official study title

Open-label, Multi-centre, Parallel Group Dose-Escalation Trial Assessing the Pharmacokinetics, Pharmacodynamics, Efficacy and Safety of Intramuscular Injections of Degarelix Administered in 1-Month Dosing Regimens in Patients With Prostate Cancer

Acronym: IM1

Important dates

Study start
2012
Primary completion
2012
Study completion
2012
First posted
Dec 14, 2011
Registry last updated
Dec 12, 2013

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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