CI

At a glance

ClinicalIndex Comparison Record
Phase 3Completed· 3,323 enrolled
Drug / intervention
clodronate +1 moredrug
Likely dose
Clodronate 1600 mg orally dailyAI-extracted
Key inclusion· 7
  • Histologically confirmed invasive adenocarcinoma, T1-3, N0-1, M0 (non-metastatic)
  • Total mastectomy or lumpectomy with axillary dissection or sentinel node biopsy; if sentinel node positive, completion axillary dissection required
  • Estrogen and/or progesterone receptor analysis on primary tumor completed prior to randomization
  • Zubrod performance status 0, 1, or 2
Key exclusion· 11
  • Prior therapy for breast cancer including irradiation, chemotherapy, biotherapy, or hormonal therapy, except tamoxifen started ≤28 days before randomization
  • Prior history of breast cancer except LCIS
  • Current use of alendronate, other bisphosphonates, or calcitonin for osteoporosis treatment/prevention
  • Significant non-malignant bone disease likely to interfere with bone X-ray interpretation

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT00009945
NCT00009945Phase 3Completed

A Clinical Trial Comparing Adjuvant Clodronate Therapy vs Placebo in Early-Stage Breast Cancer Patients Receiving Systemic Chemotherapy and/or Hormonal Therapy or No Therapy

NSABP Foundation Inc·interventional·Posted Jan 27, 2003·Updated Dec 13, 2017

In Brief

A Phase 3 clinical trial evaluating clodronate and placebo for Breast Cancer. Completed, enrolled 3,323 participants across 17 sites.

Detailed Summary

RATIONALE: Clodronate may be effective in preventing the spread of cancer to the bones and other parts of the body. It is not yet known whether clodronate is more effective alone or combined with chemotherapy and /or hormonal therapy in preventing metastatic breast cancer. PURPOSE: Randomized phase III trial to determine the effectiveness of clodronate with or without chemotherapy and /or hormonal therapy in preventing metastases in women who have stage I or stage II breast cancer.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsBreast Cancer
CountriesUnited States

Timeline

Phase 3CompletedFinished
200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
First PostedJan 27, 2003
Enrollment StartJan 1, 2001
Primary CompletionMar 1, 2011
Study CompletionDec 1, 2012
TodayJul 1, 2026
Enrollment to primary: 10.2 yearsPosted 23.4 years ago

Interventions

clodronatedrug

1600 mg PO daily

placebodrug

2 pills PO daily