A Research Study Looking at Mim8 in Children With Haemophilia A With or Without Inhibitors

NCT ID: NCT05306418

Last Updated: 2025-11-13

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE3

Total Enrollment

70 participants

Study Classification

INTERVENTIONAL

Study Start Date

2022-04-04

Study Completion Date

2024-11-13

Brief Summary

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This study is looking at how Mim8 works compared to other medicines in children with haemophilia A, who either have inhibitors or do not have inhibitors.

Mim8 is a new medicine that will be used for prevention of bleeds. Mim8 will be injected with a thin needle into the skin. The study will last for about 54-98 weeks, from screening to follow-up visit, In case the participant experiences bleeds, these can be treated with additional haemostatic medicine as agreed with the study doctor.

Detailed Description

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Conditions

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Haemophilia A With or Without Inhibitors

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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Mim8

52-week treatment period with a part 1 and part 2, where all participants receive Mim8 prophylaxis

Group Type EXPERIMENTAL

Mim8

Intervention Type DRUG

For treatment part 1, all participants will start on once-weekly treatment and continue on this regimen until week 26. For treatment part 2, starting at week 26, all participants will be offered the choice to remain on once-weekly or switch to once-monthly dosing.

Mim8 will be injected with a thin needle into the skin

Interventions

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Mim8

For treatment part 1, all participants will start on once-weekly treatment and continue on this regimen until week 26. For treatment part 2, starting at week 26, all participants will be offered the choice to remain on once-weekly or switch to once-monthly dosing.

Mim8 will be injected with a thin needle into the skin

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. Informed consent obtained before any study-related activities. Study-related activities are any procedures that are carried out as part of the study, including activities to determine suitability for the study.
2. Male and female participants with the diagnosis of congenital haemophilia A of any severity based on medical records.
3. Aged 1-11 years (both inclusive) at the time of signing informed consent.
4. For previously treated participants :

1. Participant has been prescribed treatment with FVIII concentrate or bypassing agent in the last 26 weeks prior to screening.
2. Participants with endogenous FVIII activity greater than or equal to 1%, based on medical records, must have at least 1 treated bleed during the previous 26 weeks before screening for which factor VIII concentrate or bypassing agent has been prescribed (no requirements for participants with FVIII activity below 1%).
5. For previously untreated participants:

a. Diagnosis of severe haemophilia A (endogenous FVIII activity below 1%) based on medical records.
6. Child and parent/caregiver willingness and ability to comply with scheduled visits and study procedures, including the completion of diary and patient-reported outcomes questionnaires.( For China mainland; assessed at the investigator's discretion unless otherwise stated.)

Exclusion Criteria

1. Known or suspected hypersensitivity to trial product or related products.(For China mainland; assessed at the investigator's discretion unless otherwise stated.)
2. Previous participation in this study. Participation is defined as signed informed consent.
3. Participation (i.e., signed informed consent) in any interventional clinical study with receipt of last dose within 6 months (or 5 half-lives of the investigational medicinal product, whichever is shorter) before planned randomisation.
4. Exposure to non-factor haemostatic products for bleeding prophylaxis within 6 months (or 5 half-lives of the medicinal product, whichever is shorter) before planned randomisation, for participants not included in the run-in.
5. Known congenital or acquired coagulation disorders other than haemophilia A.
6. Other conditions (e.g. autoimmune disease) or laboratory abnormality that may increase risk of bleeding or thrombosis, as evaluated by the investigator.(For China mainland; assessed at the investigator's discretion unless otherwise stated.)
7. Any disorder, except for conditions associated with haemophilia A, that in the investigator's opinion might jeopardise the participant's safety or compliance with the protocol.(For China mainland; assessed at the investigator's discretion unless otherwise stated.)
8. Mental incapacity, unwillingness to cooperate or a language barrier precluding adequate understanding and cooperation.(For China mainland; assessed at the investigator's discretion unless otherwise stated.)
9. Lack of adequate parental/caregiver support to enter accurately and timely information regarding treatment and bleeding episodes into an (electronic) diary.(For China mainland; assessed at the investigator's discretion unless otherwise stated.)
10. Previous or current treatment for thromboembolic disease (with the exception of previous catheter-associated thrombosis for which anti-thrombotic treatment is not currently ongoing) or signs of thromboembolic disease.
11. Major surgery planned to take place after screening.(For China mainland; assessed at the investigator's discretion unless otherwise stated.)
12. Immune tolerance induction planned to take place after treatment initiation.(For China mainland; assessed at the investigator's discretion unless otherwise stated.)
13. Hepatic dysfunction defined as aspartate aminotransferase (AST) and/or alanine aminotransferase (ALT) greater than 3 times the upper limit of normal combined with total bilirubin greater than 1.5 times the upper limit of normal measured at screening.
14. Serum creatinine above 1.5 x upper limit of normal (ULN), measured at screening.
15. Pregnancy (female participants).(Will be assessed at investigator's discretion, according to suspicion of pregnancy.)
Minimum Eligible Age

1 Year

Maximum Eligible Age

11 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Novo Nordisk A/S

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Clinical Transparency (dept. 2834)

Role: STUDY_DIRECTOR

Novo Nordisk A/S

Locations

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Children's Hospital Los Angeles - Endocrinology

Los Angeles, California, United States

Site Status

Univ of Colorado Sch of Med

Aurora, Colorado, United States

Site Status

St Joseph's Hospital Foundation

Tampa, Florida, United States

Site Status

Children's Healthcare Atlanta

Atlanta, Georgia, United States

Site Status

Children's Hospital at Memorial Health

Savannah, Georgia, United States

Site Status

University of Iowa_Iowa City

Iowa City, Iowa, United States

Site Status

Univ Hosp Cleveland Med Ctr

Cleveland, Ohio, United States

Site Status

Penn State MS Hershey Med Ctr

Hershey, Pennsylvania, United States

Site Status

St Christopher Hosp for Child

Philadelphia, Pennsylvania, United States

Site Status

McMaster Children's Hospital

Hamilton, Ontario, Canada

Site Status

The Hospital for Sick Children

Toronto, Ontario, Canada

Site Status

Beijing Children's Hospital, Capital Medical University

Beijing, Beijing Municipality, China

Site Status

Beijing Children's Hospital,Capital Medical University

Beijing, Beijing Municipality, China

Site Status

Nanfang Hospital, Southern Medical University-Haematology

Guangzhou, Guangdong, China

Site Status

Chengdu Women's and Children's Central Hospital

Chengdu, Sichuan, China

Site Status

Institute of Hematology and Blood Diseases Hospital, Tianjin-Hematology

Tianjin, Tianjin Municipality, China

Site Status

Children's Hospital, Zhejiang University School of Medicine

Hangzhou, Zhejiang, China

Site Status

Universitätsklinikum Bonn - Institut für Experimentelle Hämatologie

Bonn, , Germany

Site Status

Nirmal Hospital Pvt. Ltd.

Surat, Gujarat, India

Site Status

Seth GS Medical College & KEM Hospital

Mumbai, Maharashtra, India

Site Status

Sahyadri Super Speciality Hospital

Pune, Maharashtra, India

Site Status

J K Lon Hospital

Jaipur, Rajasthan, India

Site Status

Post Graduate Institute of Child Health

Noida, Uttar Pradesh, India

Site Status

Sheba MC - The Israeli National Hemophilia Center

Tel Litwinsky, , Israel

Site Status

Ospedale Pediatrico Bambino Ges

Rome, , Italy

Site Status

A.O.U. Città della Salute e della Scienza di Torino-Ospedale

Torino, , Italy

Site Status

Ota Memorial Hospital_Pediatrics

Gunma, , Japan

Site Status

Sapporo Tokushukai Hospital_Pediatrics

Hokkaido, , Japan

Site Status

Saitama Children's Med Centre_Hematology-Oncology

Saitama, , Japan

Site Status

Ogikubo Hospital_Pediatries & Blood

Tokyo, , Japan

Site Status

Children Oncohaematology department Children's Hospital,

Vilnius, , Lithuania

Site Status

Academisch Medisch Centrum

Amsterdam, , Netherlands

Site Status

UMC Utrecht, Van Creveldkliniek

Utrecht, , Netherlands

Site Status

Uniwersytecki Szpital Kliniczny im. J.Mikulicza-Radeckiego

Wroclaw, Lower Silesian Voivodeship, Poland

Site Status

CSK UM Uniwersyteckie Centrum Pediatrii im. M. Konopnickiej

Lodz, , Poland

Site Status

Uniwersytecki Szpital Dzieciecy, Dzial Krwiolecznictwa

Lublin, , Poland

Site Status

Unidade Local de Saúde São José EPE- Hospital D. Estefânia

Lisbon, , Portugal

Site Status

ULS São João, E.P.E.

Porto, , Portugal

Site Status

SAHI Kuzbass Hospital(former Regional clinical hospital)

Kemerovo, , Russia

Site Status

Children Regional Clinical Hospital

Krasnodar, , Russia

Site Status

Morozovskaya municipal children hospital

Moscow, , Russia

Site Status

Republican Hospital n.a. V. A. Baranov

Petrozavodsk, , Russia

Site Status

Charlotte Maxeke Johannesburg Academic Hospital

Parktown, Johannesburg, Gauteng, South Africa

Site Status

Daejeon Eulji Medical Center, Eulji University

Daejeon, , South Korea

Site Status

Severance Hospital, Yonsei University Health System

Seoul, , South Korea

Site Status

Hospital Sant Joan de Déu

Esplugues Llobregat, , Spain

Site Status

Hospital Universitario La Paz

Madrid, , Spain

Site Status

Universitätsklinik für Kinderheilkunde

Bern, , Switzerland

Site Status

Pädiatrische Onkologie-Hämatologie

Lucerne, , Switzerland

Site Status

National Taiwan University Children's Hospital

Taipei, , Taiwan

Site Status

Arthur Bloom Haemophilia Centre

Cardiff, , United Kingdom

Site Status

St Thomas' Hospital - Haemostasis and Thrombosis Centre

London, , United Kingdom

Site Status

Countries

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United States Canada China Germany India Israel Italy Japan Lithuania Netherlands Poland Portugal Russia South Africa South Korea Spain Switzerland Taiwan United Kingdom

Other Identifiers

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U1111-1255-1540

Identifier Type: OTHER

Identifier Source: secondary_id

2020-003467-26

Identifier Type: EUDRACT_NUMBER

Identifier Source: secondary_id

jRCT2031220670

Identifier Type: REGISTRY

Identifier Source: secondary_id

NN7769-4516

Identifier Type: -

Identifier Source: org_study_id