# Efficacy of Zoledronic Acid in Preventing Collapse of the Osteonecrotic Femoral Head

> **NCT00939900** · PHASE3 · COMPLETED · sponsor: **Seoul National University Bundang Hospital** · enrollment: 110 (actual)

## Conditions studied

- Avascular Necrosis of Femoral Head

## Interventions

- **DRUG:** zoledronic acid (aclasta)

## Key facts

- **NCT ID:** NCT00939900
- **Lead sponsor:** Seoul National University Bundang Hospital
- **Sponsor class:** OTHER
- **Phase:** PHASE3
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2009-07
- **Primary completion:** 2012-06
- **Final completion:** 2012-06
- **Target enrollment:** 110 (ACTUAL)
- **Last updated:** 2015-07-02

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00939900

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00939900, "Efficacy of Zoledronic Acid in Preventing Collapse of the Osteonecrotic Femoral Head". Retrieved via AI Analytics 2026-07-17 from https://api.ai-analytics.org/clinical/NCT00939900. Licensed CC0.

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