Status:

RECRUITING

Evaluate the Efficacy and Safety of KK8398 in Patients With Achondroplasia(AOBA Study)

Lead Sponsor:

Kyowa Kirin Co., Ltd.

Conditions:

Achondroplasia

Eligibility:

All Genders

3-18 years

Phase:

PHASE3

Brief Summary

This trial will evaluate the efficacy of KK8398 on annualized height velocity after 52 weeks of repeated administration of KK8398 to patients with achondroplasia

Eligibility Criteria

Inclusion

  • Patients who are between 2.5 and 17.5 years old of age at the time of provisional registration. Patients who meet certain criteria in terms of Tanner stage and bone age.
  • Patients who have been diagnosed with achondroplasia through genetic testing.

Exclusion

  • Patients who meet the criteria for a certain height determined by age and gender in the "Growth Chart for Patients with Achondroplasia" at the time of the pre-registration examination
  • Patients who have received treatment with r-hGH or a CNP analogue within a certain period prior to the pre-enrollment examination.
  • Patients who have had previous osteotomy or who are scheduled to undergo osteotomy or epiphyseal growth inhibition during the study period. Epiphyseal growth inhibition in which the plate was removed more than 26 weeks prior to the pre-registration examination will not be excluded if the patient has completely healed without sequelae, based on the judgment of the investigator or sub-investigator.

Key Trial Info

Start Date :

December 1 2024

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

May 31 2031

Estimated Enrollment :

6 Patients enrolled

Trial Details

Trial ID

NCT06926491

Start Date

December 1 2024

End Date

May 31 2031

Last Update

April 29 2025

Active Locations (9)

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Page 1 of 3 (9 locations)

1

Aichi Children's Health and Medical Center

Ōbu, Aichi-ken, Japan

2

Osaka University Hospital

Suita, Osaka, Japan

3

Osaka Women's and Children's Hospital

Waizumi, Osaka, Japan

4

Tokyo Metropolitan Children's Medical Center

Fuchū, Tokyo, Japan