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2-305P3E

KD2-305 extension study

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080225237
Enrollment
11
Registered
2020-06-19
Start date
2020-07-02
Completion date
Unknown
Last updated
2026-06-29

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

Conditions

Congenital haemophilia with inhibitors

Interventions

Sponsors

KM Biologics Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: (1) Patients who are expected to complete the observation at week 24 of the preceding KD2-305 phase II/III study (2) Patients who are considered eligible for the study by the investigator (3) Patients who or whose legally acceptable representatives have provided written informed consent in hope of continuous administration

Exclusion criteria

Exclusion criteria: (1) Patients undergoing immune tolerance induction (ITI) treatment (2) Patients with diseases that develop abnormality in the coagulation/fibrinolytic system other than the target disease of the study or suspected of such (3) Patients with hypercoagulability or such possibilities (4) Patients with a history of disseminated intravascular coagulation (DIC) or thromboembolism (5) Patients with a history of shock or hypersensitivity to protein preparations such as blood derivatives (6) Patients who have undergone surgical procedure and have not fully recovered when participating in the study or patients who are scheduled to undergo surgery during the study (7) Patients with acquired immunodeficiency syndrome (AIDS) defining illness (8) Patients with severe liver disorder or renal disorder (9) Patients with current serious medical conditions such as malignant tumor or leukaemia who will or are highly likely to undergo chemotherapy or radiotherapy during the study (10) Patients with hemolytic or blood loss anaemia (11) Patients who are scheduled to participate in any other clinical studies during the study (12) Patients who have received HEMLIBRA (R) Subcutaneous Injection within 4 months prior to the eligibility confirmation for the study (13) Patients who are considered ineligible for the study by the investigator or subinvestigator for any other reason

Design outcomes

Primary

MeasureTime frame
safety Number of cases, number of patients, and incidence rate of adverse events

Secondary

MeasureTime frame
efficacy 1) Annual bleeding rate 2) Annual bleeding rate by bleeding site 3) Time for treatment

Countries

Japan

Contacts

Public ContactMasatoshi Yamashita

KM Biologics Co., Ltd.

rinkai-jrct@kmbiologics.com+81-968-37-4073

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026