NCT00004043

Brief Summary

RATIONALE: Calcitriol, a form of vitamin D, may be able to prevent or slow the growth of prostate cancer cells. PURPOSE: Phase II trial to study the effectiveness of calcitriol in treating patients who have a rising PSA level following previous treatment for prostate cancer.

Trial Health

87
On Track

Trial Health Score

Automated assessment based on enrollment pace, timeline, and geographic reach

Enrollment
25

participants targeted

Target at P25-P50 for phase_2 prostate-cancer

Timeline
Completed

Started Feb 1999

Geographic Reach
1 country

1 active site

Status
completed

Health score is calculated from publicly available data and should be used for screening purposes only.

Trial Relationships

Click on a node to explore related trials.

Study Timeline

Key milestones and dates

Study Start

First participant enrolled

February 1, 1999

Completed
10 months until next milestone

First Submitted

Initial submission to the registry

December 10, 1999

Completed
3.2 years until next milestone

Primary Completion

Last participant's last visit for primary outcome

March 1, 2003

Completed
Same day until next milestone

Study Completion

Last participant's last visit for all outcomes

March 1, 2003

Completed
1.3 years until next milestone

First Posted

Study publicly available on registry

June 17, 2004

Completed
Last Updated

April 28, 2017

Status Verified

April 1, 2017

Enrollment Period

4.1 years

First QC Date

December 10, 1999

Last Update Submit

April 26, 2017

Conditions

Prostate Cancer

Keywords

adenocarcinoma of the prostaterecurrent prostate cancer

Interventions

calcitriolDIETARY_SUPPLEMENT

Eligibility Criteria

Age18 Years - 120 Years
Sexmale
Healthy VolunteersNo
Age GroupsAdult (18-64), Older Adult (65+)
DISEASE CHARACTERISTICS: Histologically or cytologically proven adenocarcinoma of the prostate previously treated with prostatectomy or definitive radiotherapy Rising PSA after post definitive therapy nadir on at least 3 measurements at least 2 weeks apart PSA at least 0.4 ng/mL for prostatectomy patients PSA at least 1.0 ng/mL for radiotherapy patients PATIENT CHARACTERISTICS: Age: 18 and over Performance status: ECOG 0-2 Life expectancy: Greater than 2 months Hematopoietic: Not specified Hepatic: Not specified Renal: Phosphate no greater than 4.2 mg/dL Creatinine no greater than 1.3 mg/dL Calcium no greater than 10.5 mg/dL No history of hypercalcemia Cardiovascular: No significant heart disease No myocardial infarction within past 3 months No history of heart failure Cardiac ejection fraction at least 30% Other: No other significant active medical illness that would preclude compliance Fertile patients must use effective contraception PRIOR CONCURRENT THERAPY: Biologic therapy: Not specified Chemotherapy: No prior systemic chemotherapy for metastatic prostate cancer (except neoadjuvant treatment for localized prostate cancer) Endocrine therapy: No prior systemic hormonal therapy for prostate cancer (except neoadjuvant treatment for localized prostate cancer) Radiotherapy: See Disease Characteristics Surgery: See Disease Characteristics Other: No other concurrent systemic therapy for metastatic prostate cancer At least 30 days since other prior investigational drugs No concurrent digoxin At least 7 days since prior thiazide diuretic therapy No concurrent magnesium containing antacids, bile resin binding drugs, or calcium supplements

Contact the study team to discuss eligibility requirements. They can help determine if this study is right for you.

Sponsors & Collaborators

Study Sites (1)

OHSU Knight Cancer Institute

Portland, Oregon, 97239, United States

Location

Related Publications (1)

  • Lowe BA, Henner WD, Lemmon DD, et al.: Long term administration of high dose weekly oral calcitriol in patients with a rising PSA after definitive treatment for prostate cancer (PC): a phase II study. [Abstract] Proceedings of the American Society of Clinical Oncology 21: A-2446, 2002.

    RESULT

MeSH Terms

Conditions

Prostatic Neoplasms

Interventions

Calcitriol

Condition Hierarchy (Ancestors)

Genital Neoplasms, MaleUrogenital NeoplasmsNeoplasms by SiteNeoplasmsGenital Diseases, MaleGenital DiseasesUrogenital DiseasesProstatic DiseasesMale Urogenital Diseases

Intervention Hierarchy (Ancestors)

DihydroxycholecalciferolsHydroxycholecalciferolsCholecalciferolCholestenesCholestanesSteroidsFused-Ring CompoundsPolycyclic CompoundsSterolsVitamin DSecosteroidsMembrane LipidsLipids

Study Officials

  • Tomasz Beer, MD

    OHSU Knight Cancer Institute

    STUDY CHAIR

Study Design

Study Type
interventional
Phase
phase 2
Allocation
NA
Masking
NONE
Purpose
TREATMENT
Intervention Model
SINGLE GROUP
Sponsor Type
OTHER
Responsible Party
PRINCIPAL INVESTIGATOR
PI Title
Principal Investigator

Study Record Dates

First Submitted

December 10, 1999

First Posted

June 17, 2004

Study Start

February 1, 1999

Primary Completion

March 1, 2003

Study Completion

March 1, 2003

Last Updated

April 28, 2017

Record last verified: 2017-04

Locations

US(1)