Viewing Study NCT00002651



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Last Modification Date: 2024-10-26 @ 9:03 AM
Study NCT ID: NCT00002651
Status: COMPLETED
Last Update Posted: 2017-04-17
First Post: 1999-11-01

Brief Title: SWOG-9346 Hormone Therapy in Treating Men With Stage IV Prostate Cancer
Sponsor: SWOG Cancer Research Network
Organization: SWOG Cancer Research Network

Study Overview

Official Title: Intermittent Androgen Deprivation in Patients With Stage D2 Prostate Cancer Phase III
Status: COMPLETED
Status Verified Date: 2017-03
Last Known Status: None
Delayed Posting: No
If Stopped, Why?: Not Stopped
Has Expanded Access: False
If Expanded Access, NCT#: N/A
Has Expanded Access, NCT# Status: N/A
Acronym: None
Brief Summary: RATIONALE Testosterone can stimulate the growth of prostate cancer cells Hormone therapy may be effective treatment for prostate cancer It is not yet known which regimen of hormone therapy is most effective for stage IV prostate cancer

PURPOSE This randomized phase III trial is studying two different regimens of hormone therapy and comparing how well they work in treating men with stage IV prostate cancer
Detailed Description: OBJECTIVES

Primary

Compare the survival of patients with metastatic stage IV prostate cancer responsive to combined androgen-deprivation therapy CAD treated with intermittent vs continuous CAD
Compare the effects of these treatment regimens on impotence libido and vitalityfatigue as well as the physical and emotional well-being of these patients

Secondary

Compare general symptoms role functioning global perception of quality of life and social functioning of patients treated with these regimens
Assess prostate-specific antigen PSA levels after continuous CAD administered before randomization and evaluate PSA changes throughout randomized treatment of these patients

OUTLINE This is a randomized multicenter study Patients are stratified according to SWOG performance status 0-1 vs 2 severity of disease minimal vs extensive and prior hormonal therapy neoadjuvant hormonal therapy vs finasteride vs neither

Induction therapy Patients receive combined androgen-deprivation CAD therapy comprising goserelin subcutaneously once a month and oral bicalutamide once daily for 8 courses 7 months
Consolidation therapy Patients are randomized to 1 of 2 consolidation regimens

Arm I continuous CAD therapy Patients continue CAD therapy as in induction therapy Treatment continues in the absence of disease progression
Arm II intermittent CAD therapy Patients undergo observation in the absence of rising prostate-specific antigen PSA or clinical symptoms of progressive disease Patients with rising PSA or progressive disease begin CAD therapy as in induction therapy Patients whose PSA normalizes after 8 courses return to observation Patients whose PSA does not normalize after 8 courses continue CAD therapy

Quality of life is assessed before induction therapy at 3 months before consolidation therapy and then at 9 and 15 months

Patients are followed every 6-12 months for at least 10 years

PROJECTED ACCRUAL Approximately 1500 patients will be accrued for this study

Study Oversight

Has Oversight DMC: None
Is a FDA Regulated Drug?: None
Is a FDA Regulated Device?: None
Is an Unapproved Device?: None
Is a PPSD?: None
Is a US Export?: None
Is an FDA AA801 Violation?: None
Secondary IDs
Secondary ID Type Domain Link
INT-0162 None None None
SWOG-9346 None None None
CAN-NCIC-PR8 None None None
CALGB-9594 None None None
ECOG-S9346 None None None
EORTC-30985 None None None
CAN-NCIC-JPR8 None None None