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A Randomized, Double-Blind, Placebo-Controlled, Multi-Center Phase 3 Study of Denosumab on Prolonging Bone Metastasis-Free Survival in Men with Hormone-Refractory Prostate Cancer

A Randomized, Double-Blind, Placebo-Controlled, Multi-Center Phase 3 Study of Denosumab on Prolonging Bone Metastasis-Free Survival in Men with Hormone-Refractory Prostate Cancer

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2005-005485-37-CZ
Enrollment
1400
Registered
2006-02-13
Start date
2006-04-20
Completion date
Unknown
Last updated
2014-12-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Prevention of bone metastases in hormone refractory prostate cancer MedDRA version: 9.1 Level: LLT Classification code 10005993 Term: Bone metastases

Interventions

Sponsors

Amgen Inc
Lead Sponsor

Eligibility

Sex/Gender
Male

Inclusion criteria

Inclusion criteria: Men with histologically confirmed prostate cancer -Age = 18 years -Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1 -Chemical or surgical castration defined as: • bilateral orchiectomy (also referred to as orchidectomy) at least 6 months before randomization, OR • continuous androgen deprivation therapy (ADT) with a gonadotropin releasing hormone (GnRH) agonist or antagonist for at least 6 months before randomisation -Total serum testosterone level of =65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: -Prior or current evidence of radiographically detectable bone metastasis -Known prior or current evidence of any metastatic involvement of distant organs (lymph node metastases in any region is acceptable) -Prior or current IV bisphosphonate administration -Prior or current use of oral bisphosphonates as follows: • Greater than or equal to 3 years continuously • Greater than 3 months but less than 3 years (eligible if subject has a 1 year washout before randomisation) -Prior administration of AMG 162 -Prior history or current evidence of osteomyelitis or osteonecrosis of the jaw -Evidence of any of the following conditions per subject self report or medical chart review: • Any prior malignancy (other than treated basal cell skin cancer), within 5 years before randomization • Major surgery or significant traumatic injury occurring within 4 weeks before randomisation • Active infection with Hepatitis B virus or Hepatitis C virus • Known infection with human immunodeficiency virus (HIV) -Any major medical or psychiatric disorder that in the opinion of the investigator, might prevent the subject from completing the study or interfere with the interpretation of the study results -Thirty days or less since receiving an investigational product or device in another clinical trial. -Known sensitivity to any of the products to be administered during the study (eg, mammalian derived products, calcium or vitamin D).

Design outcomes

Primary

MeasureTime frame
Main Objective: To compare the treatment effect of AMG 162 with placebo on prolonging bone metastasis-free survival in men with hormone refractory (androgen independent) prostate cancer who have no bone metastasis at baseline.;Secondary Objective: To compare the treatment effect of denosumab with placebo on: • time to first bone metastasis excluding deaths • overall survival To assess the safety and tolerability of denosumab compared with placebo.;Primary end point(s): Bone metastasis-free survival determined by the time to first occurrence of bone metastasis (either symptomatic or asymptomatic) or death from any cause

Countries

Belgium, Bulgaria, Czech Republic, Finland, Germany, Hungary, Ireland, Italy, Latvia, Lithuania, Portugal, Slovakia, Spain, United Kingdom

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026