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Study of Vitamin D Supplementation Tailored to Vitamin D Deficiency in Breast Cancer Patients

NCT01480869 · Status: COMPLETED · Phase: PHASE3 · Type: INTERVENTIONAL · Enrollment: 215

Last updated 2026-03-12

No results posted yet for this study

Summary

The purpose of this study is to compare normalization of vitamin D serum level after 6 months of vitamin D supplementation adjusted to baseline vitamin D serum level vs.conventional vitamin D supplementation.

Conditions

Interventions

DRUG

calcium and cholecalciferol

Tablet to suck: calcium 500 mg bid, cholecalciferol 200 IU bid

DRUG

calcium and cholecalciferol

Tablet: calcium 500 mg bid + 2 ml drinkable solution cholecalciferol 100 000 IU whose schedule of administration depends on vitamin deficiency level: * 100 000 IU of vitamin D3 at D1, D15, D28 and D43 if 25-OHD level \< 10 ng/mL * 100 000 IU of vitamin D3 at D1, D15, D28 if 10 ng/mL ≤ 25-OHD level \< 20 ng/mL * 100 000 IU of vitamin D3 at D1 if 20 ng/mL ≤ 25-OHD level \< 30 ng/mL

Sponsors & Collaborators

  • Institut du Cancer de Montpellier - Val d'Aurelle

    lead OTHER

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
FEMALE
Healthy Volunteers
No

Timeline & Regulatory

Start
2011-07-31
Primary Completion
2014-12-31
Completion
2014-12-31

Countries

  • France

Study Locations

More Related Trials

Entities

Diseases

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT01480869 on ClinicalTrials.gov