Evaluating new treatments for osteoporosis after denosumab therapy in Japanese patients

Examination of Efficacy and Safety of SERM or Bisphosphonates After 2-year-Denosumab Therapy in Japanese Osteoporosis Patients

Phase 2 Interventional Shinshu University · NCT03755193

This study tests different treatment options for Japanese patients with osteoporosis who have been on denosumab for two years to see which one works best and is safe to use for another two years.

Quick facts

PhasePhase 2
Study typeInterventional
Enrollment90 (estimated)
Ages20 Years to 120 Years
SexAll
SponsorShinshu University Academic / other
Drugs / interventionsdenosumab
Locations1 site (Matsumoto, Nagano)
Trial IDNCT03755193 on ClinicalTrials.gov

What this trial studies

This study investigates the efficacy and safety of different anti-resorption drugs in Japanese patients with osteoporosis who have previously undergone two years of denosumab therapy. Participants will be divided into three groups, receiving either SERM and eldecalcitol, bisphosphonates and eldecalcitol, or solely eldecalcitol for an additional 24 months. The study aims to assess both the effectiveness of these treatments and any adverse events that may arise during the treatment period.

Who should consider this trial

Good fit: Ideal candidates for this study are Japanese patients diagnosed with osteoporosis who have completed two years of denosumab therapy.

Not a fit: Patients who are not diagnosed with osteoporosis, have allergies to the study drugs, are pregnant, or refuse participation may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could provide new treatment options for osteoporosis patients who have completed denosumab therapy.

How similar studies have performed: While there have been studies on osteoporosis treatments, this specific approach of evaluating post-denosumab therapy options is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* osteoporosis patients

Exclusion Criteria:

* not osteoporosis patients who are allergic to the drugs, refused to do this research, or who are pregnant

Where this trial is running

Matsumoto, Nagano

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Osteoporosis
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.