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A Phase 2 Study Evaluating the Efficacy, Safety, Pharmacokinetics, and Pharmacodynamics of Narsoplimab in Paediatric Patients (28 Days to 18 Y.O.) with High-Risk Haematopoietic Stem Cell Transplant Thrombotic Microangiopathy

Status
Recruiting
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2023-509710-11-00
Acronym
OMS721-HCT-002
Enrollment
5
Registered
2024-06-06
Start date
2023-07-11
Completion date
Unknown
Last updated
2025-11-19

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Haematopoietic Stem Cell Transplant Thrombotic Microangiopathy

Brief summary

100-day survival rate from date of HSCT-TMA diagnosis

Detailed description

Survival at 52 weeks and median, mean, and overall survival from date of TMA diagnosis, Narsoplimab peak and trough PK and concomitant lectin pathway activation measured by ex vivo assay, Safety will be evaluated by adverse events and laboratory measures., Anti-drug antibody response, Responder rate based on clinical response criteria

Interventions

None listed

Sponsors

Omeros Corp.
Lead SponsorINDUSTRY

Eligibility

Sex/Gender
All
Age
0 Years to 17 Years

Design outcomes

Primary

MeasureTime frame
100-day survival rate from date of HSCT-TMA diagnosis

Secondary

MeasureTime frame
Survival at 52 weeks and median, mean, and overall survival from date of TMA diagnosis, Narsoplimab peak and trough PK and concomitant lectin pathway activation measured by ex vivo assay, Safety will be evaluated by adverse events and laboratory measures., Anti-drug antibody response, Responder rate based on clinical response criteria

Countries

Germany, Netherlands, Spain

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026