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Updated May 2026 · ClinicalTrials.gov

RECRUITINGPhase 4INTERVENTIONAL

Zoledronate Early to Hip Fracture Patients - Safe and Effective?

Zoledronate Early to Hip Fracture Patients - Safe and Effective? A Double-blinded Randomized Controlled Treatment Strategy Trial on Zoledronate in Hip Fracture Patients

Zoledronate Early to Hip Fracture Patients - Safe and Effective? (NCT05025293) is a Phase 4 interventional studying Hip Fractures and Osteoporosis, sponsored by Lene Bergendal Solberg. RECRUITING as of the most recent ClinicalTrials.gov update. Talk to your doctor before contacting the trial site.

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

To prevent hip fracture patients for having another fracture, secondary fracture preventing medication should be given as soon as possible. Zoledronate is the most efficient bisphosphonate and is given as an intravenous infusion once yearly. However, the appropriate time to initiate zoledronate treatment after a hip fracture has not yet been established. To clarify the optimal timing of zoledronate to hip fracture patients we have designed a double-blinded, placebo-controlled randomized non-inferiority trial to compare if zoledronate administered early (within 5 days) after hip fracture surgery is as good as zoledronate given late (3 months) after hip fracture surgery.

What Stage of Research Is This?

Phase 4 studies happen after a treatment has been approved by the FDA. They monitor long-term safety, real-world effectiveness, and any rare side effects that only emerge in larger populations over longer periods. Phase 4 results sometimes lead to label changes, additional warnings, or — rarely — withdrawal of approval.

This trial is currently recruiting participants. The sponsor has registered the study with ClinicalTrials.gov as actively enrolling, which means new applicants who meet the eligibility criteria can be considered for screening. Trial status can change between updates — confirm current recruiting status with the study contact before traveling for a screening visit.

A target enrollment of 300 participants makes this a sizable late-stage trial. Studies in this range typically have enough power to detect clinically meaningful differences from a comparator and to characterize less-common side effects.

Who May Be Eligible (Plain English)

Who May Qualify: - Low energy hip fracture - Surgery within 72 hours - \>50 years old norwegian - Women age 50-60 must be postmenopausal or not pregnant - Acceptable kidney function (estimated GFR \>=35) and calcium levels - Fit to complete the follow-up judged by the recruiting physician - Signed willing to sign a consent form by the patient or the next of kin Who Should NOT Join This Trial: - Metal in the opposite hip - Anti-osteoporosis treatment with bisphosphonates, denosumab, teriparatide, abaloparatide or romosozumab within the last 10 years - Glucocorticoid therapy - Too sick to receive treatment with zoledronate judged by the recruiting or treating physician - Any other contraindication listed on the SmPC of the IMP(s) including pregnancy - Participating in another trial that might affect the current study Always talk to your doctor about whether this trial is right for you.

These are translations of the protocol\'s inclusion and exclusion criteria, simplified for patients and caregivers. The original clinical text appears below. Eligibility is ultimately confirmed by the trial site\'s screening process — this summary is a starting point for a conversation with your doctor, not a final determination.

Original Eligibility Criteria

View original clinical language
Inclusion Criteria: * Low energy hip fracture * Surgery within 72 hours * \>50 years old norwegian * Women age 50-60 must be postmenopausal or not pregnant * Acceptable kidney function (estimated GFR \>=35) and calcium levels * Fit to complete the follow-up judged by the recruiting physician * Signed informed consent by the patient or the next of kin Exclusion Criteria: * Metal in the opposite hip * Anti-osteoporosis treatment with bisphosphonates, denosumab, teriparatide, abaloparatide or romosozumab within the last 10 years * Glucocorticoid therapy * Too sick to receive treatment with zoledronate judged by the recruiting or treating physician * Any other contraindication listed on the SmPC of the IMP(s) including pregnancy * Participating in another trial that might affect the current study

Treatments Being Tested

DRUG

Zoledronic Acid 5Mg/Bag 100Ml Inj

100ml Zoledronic acid (5mg/100ml) administered intravenously

DRUG

sodium chloride

100ml NaCl 9mg/ml administered intravenously

Locations (1)

Trial sites listed on ClinicalTrials.gov for this study. Site activation status can vary — confirm with the specific site before traveling for a screening visit.

Oslo University Hospital
Oslo, Norway

How to Talk to Your Doctor About This Trial

Bring the printable summary of this trial — including the NCT ID (NCT05025293), the sponsor (Lene Bergendal Solberg), and the key eligibility criteria — to your next appointment. Your doctor can review the inclusion and exclusion criteria against your medical history, lab values, and current treatments to assess whether you are likely to qualify. They can also help you weigh whether trial participation makes sense alongside your existing care plan.

Useful questions to walk through together: What does the trial protocol require beyond standard care? How long is the active treatment phase, and how long is follow-up? Are there study visits at sites I can reach? Who pays for the trial-specific procedures, and who pays for standard-of-care portions? See our 25 questions to ask about clinical trials guide for a more complete checklist.

Authoritative Sources

The official record for this trial lives on ClinicalTrials.gov — the federal registry maintained by the National Library of Medicine at NIH. For background on how this trial fits into the FDA approval pathway, see the FDA drug approval process. For oncology-specific guidance for patients considering trials, the National Cancer Institute publishes patient-oriented overviews. International trial registries are aggregated by the WHO ICTRP.

Frequently Asked Questions

What is the NCT05025293 clinical trial studying?

To prevent hip fracture patients for having another fracture, secondary fracture preventing medication should be given as soon as possible. Zoledronate is the most efficient bisphosphonate and is given as an intravenous infusion once yearly. However, the appropriate time to initiate zoledronate treatment after a hip fracture has not yet been established. To clarify the optimal timing of zoledronate to hip fracture patients we have designed a double-blinded, placebo-controlled randomized non-inferiority trial to compare if zoledronate administered early (within 5 days) after hip fracture surger… The full protocol is registered on ClinicalTrials.gov and includes the primary outcome measures, eligibility criteria, and study endpoints.

Who can participate in NCT05025293?

Eligibility for this trial depends on the specific inclusion and exclusion criteria set by the sponsor. The plain-English summary above translates the most important criteria into accessible language; the official clinical text is preserved in the collapsible section underneath. Whether you fit any specific trial is a medical decision your doctor needs to confirm — bring the trial information to your treating physician for a full review against your medical history.

How do I contact the trial site for NCT05025293?

Contact information registered with ClinicalTrials.gov is shown in the sidebar of this page. Before reaching out, confirm with your treating physician that this trial is appropriate for your situation. The trial site will then walk you through the screening process to determine final eligibility.

Is participating in a clinical trial safe?

Clinical trials in the United States are regulated by the FDA and overseen by Institutional Review Boards (IRBs) that review the protocol for safety. Risk varies by trial — Phase 1 studies test new treatments in humans for the first time, while Phase 3 trials use treatments that have already passed earlier safety screening. The informed consent document for any specific trial details the known risks and what to expect. Discuss those risks with your physician before deciding whether to participate.

Where can I verify the data on this page?

Every detail on this page comes directly from the ClinicalTrials.gov API. Click "View on ClinicalTrials.gov" in the sidebar to see the official, unmodified record. The federal record is always authoritative; this page is a structured presentation with a plain-English eligibility translation. For background on how clinical trials are regulated, see the FDA drug approval process documentation.

How This Page Is Built

Every field on this page is pulled directly from the ClinicalTrials.gov API v2 — no estimates, no proxies. The plain-English eligibility translation is generated from the original protocol text and reviewed for fidelity to the underlying clinical criteria. The original clinical text remains visible in the collapsible section above so users and clinicians can verify the translation. Read the full methodology for the data pipeline and known limitations.

Source: ClinicalTrials.gov API v2 record for NCT05025293. Maintained by the National Library of Medicine at NIH. Public domain. Cite as: "TrialFinderData. NCT05025293. Data: ClinicalTrials.gov."

Medical disclaimer: This page is informational, not medical advice. Talk to your doctor about whether a clinical trial is right for you.

Last updated 2026-05-08 · Data from ClinicalTrials.gov.