Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT00043069 · ClinicalTrials.gov registry record · Phase 3

Calcium With or Without Estrogen and/or Risedronate in Preventing Osteoporosis in Patients With Prostate Cancer

A Phase 3 study, sponsored by Alliance for Clinical Trials in Oncology.

Completed
Registry status
Phase 3
Development phase
71
Enrollment target

NCT00043069: Completed Phase 3 study, sponsored by Alliance for Clinical Trials in Oncology.

NCT00043069 is a Phase 3 study that has completed, run by Alliance for Clinical Trials in Oncology. The registered enrollment target is 71 participants, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (91% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT00043069, a Phase 3 study, has completed, sponsored by Alliance for Clinical Trials in Oncology.

COMPLETED
Registry status
Phase 3
Development phase
71 participants
Enrollment target

Study Summary

RATIONALE: Preventing bone loss in patients who are undergoing androgen ablation for prostate cancer may decrease the risk of fractures and may help patients live more comfortably. It is not yet known whether calcium is more effective with or without estrogen and/or risedronate in preventing osteoporosis. PURPOSE: Randomized phase III trial to compare the effectiveness of two forms of calcium with or without estrogen and/or risedronate in preventing osteoporosis in patients with prostate cancer who are receiving androgen ablation therapy.

Interventions

  • OTHER placebo
  • DIETARY_SUPPLEMENT cholecalciferol
  • DIETARY_SUPPLEMENT calcium carbonate
  • DRUG risedronate sodium
  • DRUG Estrogen Antagonists

Trial Details

FieldValue
Enrollment Target 71 participants
Start Date 2002-11
Est. Completion 2010-01
Phase Phase 3

What the finished NCT00043069 record still lists

NCT00043069 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 71 participants, a relatively small participant target, below the 772-participant average among 15,282 other Phase 3 trials with a reported enrollment target (91% lower).

The record links to 0 conditions, and to 5 interventions - of which placebo is the first listed.

NCT00043069 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT00043069 about?

NCT00043069 is a clinical study titled "Calcium With or Without Estrogen and/or Risedronate in Preventing Osteoporosis in Patients With Prostate Cancer". RATIONALE: Preventing bone loss in patients who are undergoing androgen ablation for prostate cancer may decrease the risk of fractures and may help patients live more comfortably. It is not yet known whether calcium is more effective with or without estrogen and/or risedronate in preventing osteopo...

What is the current status of trial NCT00043069?

This trial is currently completed. It is a Phase 3 study. The enrollment target is 71 participants. The study started on 2002-11. Estimated completion is 2010-01.

What interventions are being tested in trial NCT00043069?

The interventions under investigation include: placebo (OTHER), cholecalciferol (DIETARY_SUPPLEMENT), calcium carbonate (DIETARY_SUPPLEMENT), risedronate sodium (DRUG), Estrogen Antagonists (DRUG).

Who is sponsoring clinical trial NCT00043069?

This trial is sponsored by Alliance for Clinical Trials in Oncology, which has 446 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT00043069's enrollment target sits among peer trials

71 1784th of 2000 higher than 216 of 2,000 other Phase 3 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 3 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT05452889 · 71 participants · Early Phase 1

    PET Image in PAH Patients

  • NCT05766943 · 71 participants · NA

    Reduction of Myopotential Interference With Smart Pass in S-ICD Patients

  • NCT06229678 · 71 participants · Early Phase 1

    Ketones, SGLT2, HFrEF

  • NCT06377566 · 71 participants · Phase 2

    A Study of BV-AVD in People With Bulky Hodgkin Lymphoma

Similar registry start date

  • NCT05988463 · started 2027-01-01 · Phase 1

    Dose-Escalation Study of Artesunate Patients With IPF

  • NCT07219706 · started 2026-12-10 · NA

    Dietary Fiber and Time Restricted Eating

  • NCT02831335 · started 2026-12-01

    Technical Development of Multi-Parametric Renocerebral MRI

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

Source: ClinicalTrials.gov NCT00043069, the US trial registry maintained by the National Library of Medicine. NCT00043069 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.