Status:

RECRUITING

Study to Evaluate Efficacy and Safety of Romosozumab Compared With Bisphosphonates in Children and Adolescents With Osteogenesis Imperfecta

Lead Sponsor:

Amgen

Conditions:

Osteogenesis Imperfecta

Eligibility:

All Genders

5-17 years

Phase:

PHASE3

Brief Summary

The primary objective of this study is to evaluate the effect of romosozumab treatment for 12-months compared with bisphosphonate(s) on the number of clinical fractures at 12-months; the number of any...

Eligibility Criteria

Inclusion

  • Participant has provided informed consent/assent prior to initiation of any study specific activities/procedures.
  • OR
  • Participant's legally authorized representative has provided informed consent when the participant is legally too young to provide informed consent and the participant has provided written assent based on local regulations and/or guidelines prior to any study-specific activities/procedures being initiated.
  • Ambulatory male and female children and adolescents, age 5 to \<18 years, including ambulatory with assistance as defined in the pediatric osteogenesis imperfecta (OI) population.
  • Clinical diagnosis of OI, defined as clinical history consistent with type I, III, or IV OI as determined by presence of expected phenotype (examples include: facial shape, voice, blue sclera, dentinogenesis imperfecta, typical radiographic features, fracture pattern) and lack of additional features unrelated to type I, III, or IV OI (eg, blindness, mental retardation, neuropathy, and craniosynostosis).
  • o If familial, also must be autosomal dominant.
  • Meets at least one of the following:
  • 3 or more fractures within the previous 2 years, or
  • 1 or more nonvertebral fracture(s) within the previous 2 years and at least 1 prevalent vertebral fracture, or
  • 2 or more prevalent vertebral fractures.

Exclusion

  • Disease Related
  • History of an electrophoresis pattern inconsistent with type I, III or IV OI.
  • History of known mutation in a gene other than collagen type I alpha 1/collagen type I alpha 2 (COL1A1/COL1A2) causing OI or other metabolic bone disease.
  • History of congenital dislocation of the radial head, interosseous membrane calcification, or exuberant callus formation.

Key Trial Info

Start Date :

April 22 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

August 25 2027

Estimated Enrollment :

106 Patients enrolled

Trial Details

Trial ID

NCT05972551

Start Date

April 22 2024

End Date

August 25 2027

Last Update

December 12 2025

Active Locations (56)

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Page 1 of 14 (56 locations)

1

Childrens Hospital of Alabama

Birmingham, Alabama, United States, 35233

2

Phoenix Childrens Hospital

Phoenix, Arizona, United States, 85016

3

University of California, Los Angeles Interventional Clinical Trials

Los Angeles, California, United States, 90095

4

Nemours Hospital for Children

Wilmington, Delaware, United States, 19803