Long Term Follow-up Observational Study After Clinical Trials of AMG531 (Romiplostim) in Patients With Untreated Aplastic Anemia

NCT04870346 · Status: ACTIVE_NOT_RECRUITING · Type: OBSERVATIONAL · Enrollment: 36

Last updated 2025-09-11

No results posted yet for this study

Summary

To evaluate the long-term efficacy and safety after the end of romiplostim treatment by observation \[up to 5 years\] of patients who were registered for Study 531-003/531-004 in immunosuppressive therapy-naïve patients with aplastic anemia.

Conditions

  • Aplastic Anemia

Sponsors & Collaborators

  • Kyowa Kirin Co., Ltd.

    lead INDUSTRY

Principal Investigators

  • Hirohito Yamazaki · Kanazawa University Hospital, Blood Transfusion Department

Eligibility

Sex
ALL
Healthy Volunteers
No

Timeline & Regulatory

Start
2021-05-10
Primary Completion
2024-08-31
Completion
2027-06-30

Countries

  • Japan

Study Locations

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT04870346 on ClinicalTrials.gov