Evaluating treatments after osteoanabolic therapy for osteoporosis
Official title: Efficacy of Sequential Therapies After Osteoanabolic Treatment in Postmenopausal Women With Severe Osteoporosis: the Sequential Treatment After Romosozumab and Teriparatide/Abaloparatide (START) Study
Run by 424 General Military Hospital · NCT06164795 · Data updated 2026-11-12
This study is testing different follow-up treatments for Caucasian women with severe osteoporosis after they’ve finished a specific therapy to see which one helps improve their bone health the most.
Quick facts
| Study type | Observational |
|---|---|
| Ages | 50 Years to 85 Years |
| Sex | Women only |
| Enrollment | 150 (estimated) |
| Sponsor | 424 General Military Hospital Academic / other |
| Drugs / interventions | romosozumab, denosumab |
| Locations | 8 sites (Athens and 7 other locations) |
| Status | Recruiting |
| Started | November 25, 2023 |
| Main results expected | June 1, 2027 |
| Study ends | December 2027 |
| Registry record updated | July 22, 2026 |
| Trial ID | NCT06164795 on ClinicalTrials.gov |
Is this trial a fit for you?
✓Likely a good fit
Ideal candidates are postmenopausal women with severe osteoporosis who have recently completed treatment with romosozumab or teriparatide.
✕Probably not a fit
Patients with other bone diseases, uncontrolled endocrine diseases, or those with certain medical conditions such as liver failure or cancer may not benefit from this study.
A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.
What this trial studies
This observational study aims to assess the effectiveness of sequential treatments in Caucasian women with severe postmenopausal osteoporosis who have completed therapy with romosozumab or a PTH analog. Participants will be assigned to receive either zoledronate, denosumab, or teriparatide/abaloparatide based on their previous treatment. The study will monitor changes in bone mineral density (BMD) at the lumbar spine and other sites over 12 months, along with tracking bone turnover markers and incident fractures. It is a multicenter, international effort designed to provide insights into optimal post-osteoanabolic treatment strategies.
Why it matters
Potential benefit: If successful, this study could lead to improved treatment protocols for postmenopausal osteoporosis, enhancing bone health and reducing fracture risk.
How similar studies have gone: While this approach is observational, similar studies evaluating sequential therapies after osteoanabolic treatments have shown promise in improving patient outcomes.
Who can join: the full rules
Show full inclusion / exclusion criteria
Inclusion Criteria: • Postmenopausal women treated with severe osteoporosis completing their course with romosozumab or teriparatide Exclusion Criteria: * a bone disease other than postmenopausal osteoporosis * use of medications other than romosozumab or teriparatide 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) * hypersensitivity to denosumab or zoledronate or teriparatide or romosozumab or any of the excipients
Where it's running
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251 Airforce & VA General Hospital
Athens, Greece Recruiting -
First Department of Propaedeutic and Internal Medicine, Medical School, National and Kapodistrian University of Athens
Athens, Greece Recruiting -
, KAT General Hospital
Athens, Greece Recruiting -
424 General Military Hospital
Thessaloniki, Greece Recruiting -
Fondazione IRCCS Cà Granda-Ospedale Maggiore Policlinico
Milan, Italy Recruiting -
Campus Bio-Medico University
Roma, Italy Recruiting
Show 2 more locations
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Department of Medicine, Surgery and Neurosciences, University of Siena
Siena, Italy Recruiting -
University-Hospital S. Maria della Misericordia
Udine, Italy Recruiting
Study contacts
- Study coordinator: Athanasios D Anastasilakis, PhD
- Email: a.anastasilakis@gmail.com
- Phone: 2310381431
Similar studies
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MicroRNA and bone markers linked to response to romosozumab and abaloparatide in postmenopausal osteoporosis
Researchers will test whether microRNA and other bone markers can predict how well postmenopausal women with osteoporosis respond to romosozumab and abaloparatide.
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This follow-up tests the safety of romosozumab in children and adolescents with osteogenesis imperfecta who previously received romosozumab in an earlier trial.
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Romosozumab and denosumab alone or together for postmenopausal osteoporosis
This 6-month pilot tests whether cyclic romosozumab combined with denosumab improves bone density more than denosumab alone in postmenopausal women with osteoporosis.
How to take part
- Review the eligibility criteria above with your treating physician.
- Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
- Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.