← Back to Clinical Trials
Recruiting NCT05575167

NCT05575167 Single or Repeat Zoledronate Versus Alendronate Following Denosumab (EUROpean Denosumab Effects Consolidation Study)

◆ AI Clinical Summary
Plain-language summary for patients
Clinical Trial Summary
NCT ID NCT05575167
Status Recruiting
Phase
Sponsor 424 General Military Hospital
Condition Osteoporosis, Postmenopausal
Study Type OBSERVATIONAL
Enrollment 125 participants
Start Date 2023-11-28
Primary Completion 2027-11

Eligibility & Interventions

Sex Female only
Min Age 50 Years
Max Age 85 Years
Study Type OBSERVATIONAL
Interventions
Zoledronate or Alendronate

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

This is an observational study. You will not receive an experimental treatment; researchers will collect data based on your existing condition or standard treatment.

This trial targets 125 participants in total. It began in 2023-11-28 with a primary completion date of 2027-11.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

A 24-month prospective, open-label, randomized, multicenter, multinational, non-inferiority pragmatic clinical trial evaluating zoledronate single or double infusion versus oral alendronate following denosumab

Eligibility Criteria

Inclusion Criteria: • Postmenopausal women treated with denosumab for 3 or more years who will reach osteopenia Exclusion Criteria: * a bone disease other than postmenopausal osteoporosis * use of medications other than bisphosphonates or SERMS affecting bone metabolism during the last 12 months before entering the study * creatinine clearance \<60 mL/min/1.73 m2 * liver failure * any type of cancer * uncontrolled endocrine diseases * serum 25-hydroxy vitamin D (25-OHD) concentrations lower than 20 ng/mL (50 nmol/L)

Contact & Investigator

Central Contact

Athanasios D Anastasilakis, MD

✉ a.anastasilakis@gmail.com

📞 2310381431

Principal Investigator

Willem Lems, Prof

PRINCIPAL INVESTIGATOR

ECTS Clinical Action Group

Frequently Asked Questions

Who can join the NCT05575167 clinical trial?

This trial is open to female participants only, aged 50 Years or older, up to 85 Years, studying Osteoporosis, Postmenopausal. Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

Is NCT05575167 currently recruiting?

Yes, NCT05575167 is actively recruiting participants. Contact the research team at a.anastasilakis@gmail.com for enrollment information.

Where is the NCT05575167 trial being conducted?

This trial is being conducted at Lille, France, Athens, Greece, Athens, Greece, Athens, Greece and 5 additional locations.

Who is sponsoring the NCT05575167 clinical trial?

NCT05575167 is sponsored by 424 General Military Hospital. The principal investigator is Willem Lems, Prof at ECTS Clinical Action Group. The trial plans to enroll 125 participants.

Related Trials

ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology