Clinical trial • Phase III • Rare Disease

NAVENIBART for Hereditary angioedema|Hereditary angioedema type I|Hereditary angioedema type II

Phase III trial of NAVENIBART for Hereditary angioedema|Hereditary angioedema type I|Hereditary angioedema type II.

Overview

Trial Therapeutic Area
Rare Disease
Trial Disease
Hereditary angioedema|Hereditary angioedema type I|Hereditary angioedema type II
Trial Stage
Phase III
Drug Modality
Monoclonal antibody
Paediatric Trial
Yes
Orphan Drug
Yes

Key dates

Initial CTIS Submission Date
03-10-2025
First CTIS Authorization Date
09-02-2026

Trial design

Navenibart - matching placebo (placebo product listed in Part I; dose/schedule not specified in available data)-controlled Phase III trial in Austria, Bulgaria, Czechia and others.

Comparator
Navenibart - matching placebo (placebo product listed in Part I; dose/schedule not specified in available data)
Target Sample Size
93

Eligibility

Recruits 93 paediatric patients.

Vulnerable Population
The trial includes vulnerable populations (minors/adolescents). Assent and parental/guardian consent processes are provided: adolescent assent documents (examples: 'Adolescent Assent 12 to 15', 'Adolescent Assent 16-17', 'Assent_14-17', 'Assent_12-13') and parent/guardian consent forms ('Parent', 'Parent Main') are included in the application materials. Separate ICFs for adults and pregnant partners and optional genetic ICFs are also provided.

Inclusion criteria

  • {"criterion_text":"- Participants from STAR-0215-301 who met one of the following conditions: a.\tCompleted STAR-0215-301 through the Day 181 visit b.\tWithdrew from STAR-0215-301 but met the following criteria: i.\tReceived 2 doses of IP ii.\tcompleted ≥ 2 months of trial follow-up after the second dose of IP iii.\tMet other eligibility criteria as assessed by Investigator"}

Exclusion criteria

  • {"criterion_text":"- Any concomitant diagnosis of another form of chronic angioedema, such as acquired C1 inhibitor deficiency, HAE with normal C1-INH (also known as HAE type 3) , idiopathic angioedema, or angioedema associated with urticaria."}
  • {"criterion_text":"- Participation in an investigational clinical trial other than STAR-0215-301 in the 30 days or any exposure to an investigational drug (other than navenibart in STAR-0215-301) within 5 half-lives before informed consent/assent"}
  • {"criterion_text":"- Any exposure to angiotensin-converting enzyme (ACE) inhibitors or any estrogen containing medications with systemic absorption (such as hormonal contraceptives or hormone replacement therapy) within 30 days before Screening."}
  • {"criterion_text":"- Known sensitivity to the ingredients in the formulation of IP"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Incidence of treatment-emergent adverse events","definition_or_measurement_approach":"Incidence of treatment-emergent adverse events (TEAEs) as recorded/reported during the study."}

Secondary endpoints

  • {"endpoint_text":"- Number of time-normalized investigator-confirmed HAE attacks","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Number of moderate or severe investigator-confirmed HAE attacks","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Number of investigator-confirmed HAE attacks that require on-demand treatment","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Percent reduction in monthly investigator-confirmed HAE attacks","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Time to first investigator-confirmed HAE attack after first dose","definition_or_measurement_approach":""}
  • {"endpoint_text":"- The number of participants responding to treatment, defined as a ≥ 50%, ≥ 70%, or ≥ 90% reduction in investigator-confirmed HAE attack rate","definition_or_measurement_approach":"Response defined as ≥ 50%, ≥ 70% or ≥ 90% reduction in investigator-confirmed HAE attack rate."}
  • {"endpoint_text":"- Number of participants with no investigator-confirmed HAE attacks","definition_or_measurement_approach":""}
  • {"endpoint_text":"- Angioedema Quality of Life (AE-QoL) questionnaire total score","definition_or_measurement_approach":"Measured by the AE-QoL questionnaire total score."}

Recruitment

Planned Sample Size
93
Recruitment Window Months
63
Consent Approach
Informed consent is handled via subject information sheets and ICFs for adults; for minors/adolescents there are dedicated parent/guardian consent forms and age‑appropriate assent forms (documents present for ages including 12-13, 14-17, and 16-17). Optional genetic consent and pregnant partner information forms are also provided. Specific languages per country are not detailed in the available metadata, but multiple country-specific ICF/assent documents are present.

Geography

Total Number Of Sites
33
Total Number Of Participants
53

Austria

Earliest CTIS Part Ii Submission Date
08-12-2025
Latest Decision Or Authorization Date
09-02-2026
Processing Time Days
63
Number Of Sites
2
Number Of Participants
2

Sites

Site Name
Medical University Of Graz
Department Name
Dermatologie und Venerologie
Principal Investigator Name
Birger Kränke
Principal Investigator Email
birger.kraenke@meduniqraz.at
Contact Person Name
Birger Kränke
Contact Person Email
birger.kraenke@meduniqraz.at
Site Name
Medical University Of Vienna
Department Name
Deparment of Dermatology
Principal Investigator Name
Tamar Kinaciyan
Principal Investigator Email
tamar.kinaciyan@meduniwien.ac.at
Contact Person Name
Tamar Kinaciyan

Bulgaria

Earliest CTIS Part Ii Submission Date
14-01-2026
Latest Decision Or Authorization Date
16-02-2026
Processing Time Days
33
Number Of Sites
1
Number Of Participants
3

Sites

Site Name
Diagnostics And Consultation Center Convex Ltd.
Principal Investigator Name
Anna Valerieva Dimitrova
Principal Investigator Email
anna.valerieva@gmail.com
Contact Person Name
Anna Valerieva Dimitrova
Contact Person Email
anna.valerieva@gmail.com

Czechia

Earliest CTIS Part Ii Submission Date
14-01-2026
Latest Decision Or Authorization Date
10-02-2026
Processing Time Days
27
Number Of Sites
2
Number Of Participants
3

Sites

Site Name
Fakultni Nemocnice Hradec Kralove
Department Name
Ustav klinické imunologie a alergologie
Principal Investigator Name
Irena Krčmová
Principal Investigator Email
irena.krcmova@fnhk.cz
Contact Person Name
Irena Krčmová
Contact Person Email
irena.krcmova@fnhk.cz
Site Name
Fakultni Nemocnice V Motole
Department Name
Ústav imunologie 2. LF UK a FN Motol
Principal Investigator Name
Marta Sobotková
Principal Investigator Email
maria.sobotkova@fnmotol.cz
Contact Person Name
Marta Sobotková
Contact Person Email
maria.sobotkova@fnmotol.cz

France

Earliest CTIS Part Ii Submission Date
27-01-2026
Latest Decision Or Authorization Date
13-02-2026
Processing Time Days
17
Number Of Sites
5
Number Of Participants
7

Sites

Site Name
Centre Hospitalier Universitaire De Nice
Department Name
Internal medicine
Principal Investigator Name
Pierre-Yves Jeandel
Principal Investigator Email
jeandel.py@chu-nice.fr
Contact Person Name
Pierre-Yves Jeandel
Contact Person Email
jeandel.py@chu-nice.fr
Site Name
Centre Hospitalier Universitaire Grenoble Alpes
Department Name
internal medicine department and clinical immunology outpatient clinic
Principal Investigator Name
Isabelle Boccon-Gibod
Principal Investigator Email
lboccon-gibod@chu-grenoble.fr
Contact Person Name
Isabelle Boccon-Gibod
Contact Person Email
lboccon-gibod@chu-grenoble.fr
Site Name
Assistance Publique Hopitaux De Paris
Department Name
Internal medicine
Principal Investigator Name
Olivier Fain
Principal Investigator Email
olivier.fain@aphp.fr
Contact Person Name
Olivier Fain
Contact Person Email
olivier.fain@aphp.fr
Site Name
Centre Hospitalier Regional De Marseille
Department Name
Internal medicine
Principal Investigator Name
Stephane Gayet
Principal Investigator Email
stephane.gayet@ap-hm.fr
Contact Person Name
Stephane Gayet
Contact Person Email
stephane.gayet@ap-hm.fr
Site Name
Centre Hospitalier Universitaire De Lille
Department Name
Internal medicine
Principal Investigator Name
David Launay
Principal Investigator Email
david.launay@univ-lille.fr
Contact Person Name
David Launay
Contact Person Email
david.launay@univ-lille.fr

Germany

Earliest CTIS Part Ii Submission Date
17-10-2025
Latest Decision Or Authorization Date
09-02-2026
Processing Time Days
115
Number Of Sites
3
Number Of Participants
7

Sites

Site Name
Universitaetsklinikum Frankfurt AöR
Department Name
Klinik für Kinder und Jugendmedizin, Angioödem-Ambulanz und interdisziplinäres HAE-Kompetenzzentrum
Principal Investigator Name
Emel Aygören-Pürsün
Principal Investigator Email
aygoeren@em.uni-frankfurt.de
Contact Person Name
Emel Aygören-Pürsün
Contact Person Email
aygoeren@em.uni-frankfurt.de
Site Name
Charite Universitaetsmedizin Berlin KöR
Department Name
Institut für Allergieforschung
Principal Investigator Name
Markus Magerl
Principal Investigator Email
marcus.magerl@charite.de
Contact Person Name
Markus Magerl
Contact Person Email
marcus.magerl@charite.de
Site Name
Medizinische Hochschule Hannover
Department Name
Dept. of Dermatology and Allergology
Principal Investigator Name
Bettina Wedi
Principal Investigator Email
wedi.bettina@mh-hannover.de
Contact Person Name
Bettina Wedi
Contact Person Email
wedi.bettina@mh-hannover.de

Hungary

Earliest CTIS Part Ii Submission Date
08-12-2025
Latest Decision Or Authorization Date
16-02-2026
Processing Time Days
70
Number Of Sites
1
Number Of Participants
2

Sites

Site Name
Semmelweis University
Department Name
Internal medicine and Haematology
Principal Investigator Name
Henriette Farkas
Principal Investigator Email
farkas.henriette@semmelweis.hu
Contact Person Name
Henriette Farkas
Contact Person Email
farkas.henriette@semmelweis.hu

Italy

Earliest CTIS Part Ii Submission Date
14-01-2026
Latest Decision Or Authorization Date
12-02-2026
Processing Time Days
29
Number Of Sites
6
Number Of Participants
8

Sites

Site Name
Policlinico San Donato S.p.A.
Department Name
Centro Angioedema
Principal Investigator Name
Andrea Zanichelli
Principal Investigator Email
andrea.zanichelli@unimi.it
Contact Person Name
Andrea Zanichelli
Contact Person Email
andrea.zanichelli@unimi.it
Site Name
Azienda Ospedaliera Ordine Mauriziano Di Torino
Department Name
S.C.D.U. Immunologia e Allergologia
Principal Investigator Name
Luisa Brussino
Principal Investigator Email
luisa.brussino@unito.it
Contact Person Name
Luisa Brussino
Contact Person Email
luisa.brussino@unito.it
Site Name
ASST Fatebenefratelli Sacco
Department Name
S.C. di Medicina Interna
Principal Investigator Name
Antonio Gidaro
Principal Investigator Email
gidaro.antonio@asst-fbf-sacco.it
Contact Person Name
Antonio Gidaro
Site Name
Istituti Clinici Scientifici Maugeri S.p.A.
Department Name
Ambulatorio di orticaria angioedema
Principal Investigator Name
Francesca Perego
Principal Investigator Email
francesca.perego@icsmaugeri.it
Contact Person Name
Francesca Perego
Contact Person Email
francesca.perego@icsmaugeri.it
Site Name
Azienda Ospedaliera di Padova
Department Name
UOSD di Allergologia
Principal Investigator Name
Riccardo Senter
Principal Investigator Email
riccardo.senter@aopd.veneto.it
Contact Person Name
Riccardo Senter
Contact Person Email
riccardo.senter@aopd.veneto.it
Site Name
Azienda Ospedaliero-Universitaria Di Cagliari
Department Name
SC Medicina Interna - Departimento Scienze Mediche e Sanità Pubblica
Principal Investigator Name
Davide Firinu
Principal Investigator Email
davide.firinu@unica.it
Contact Person Name
Davide Firinu
Contact Person Email
davide.firinu@unica.it

Portugal

Earliest CTIS Part Ii Submission Date
18-12-2025
Latest Decision Or Authorization Date
10-02-2026
Processing Time Days
54
Number Of Sites
2
Number Of Participants
5

Sites

Site Name
Unidade Local De Saude De Coimbra E.P.E.
Department Name
Imunoalergologia
Principal Investigator Name
Frederico Regateiro
Principal Investigator Email
10432@ulscoimbra.min-saude.pt
Contact Person Name
Frederico Regateiro
Contact Person Email
10432@ulscoimbra.min-saude.pt
Site Name
Unidade Local De Saude De Santa Maria E.P.E.
Department Name
Imunoalergologia
Principal Investigator Name
Manuel Ferreira
Principal Investigator Email
mbrancoferreira@gmail.com
Contact Person Name
Manuel Ferreira
Contact Person Email
mbrancoferreira@gmail.com

Spain

Earliest CTIS Part Ii Submission Date
17-10-2025
Latest Decision Or Authorization Date
12-02-2026
Processing Time Days
118
Number Of Sites
5
Number Of Participants
7

Sites

Site Name
University Hospital Virgen Del Rocio S.L.
Department Name
Allergyc
Principal Investigator Name
Stefan Henning Cimbollek
Principal Investigator Email
stefan.henning.sspa@juntadeandalucia.es
Contact Person Name
Stefan Henning Cimbollek
Site Name
Bellvitge University Hospital
Department Name
Allergyc
Principal Investigator Name
Bianca Andres Lopez
Principal Investigator Email
b.andres@bellvitgehospital.cat
Contact Person Name
Bianca Andres Lopez
Contact Person Email
b.andres@bellvitgehospital.cat
Site Name
Hospital Universitario Y Politecnico La Fe
Department Name
Allergyc
Principal Investigator Name
Leah Landaveri Sánchez
Principal Investigator Email
landaveri_lea@gva.es
Contact Person Name
Leah Landaveri Sánchez
Contact Person Email
landaveri_lea@gva.es
Site Name
Hospital General Universitario Gregorio Maranon
Department Name
Allergyc
Principal Investigator Name
Alicia Prieto Garcia
Principal Investigator Email
alicia.prieto@salud.madrid.org
Contact Person Name
Alicia Prieto Garcia
Contact Person Email
alicia.prieto@salud.madrid.org
Site Name
Hospital Universitario Nuestra Senora De Candelaria
Department Name
Allergyc
Principal Investigator Name
Ariel Callero
Principal Investigator Email
arielcallero@gmail.com
Contact Person Name
Ariel Callero
Contact Person Email
arielcallero@gmail.com

Netherlands

Earliest CTIS Part Ii Submission Date
29-01-2026
Latest Decision Or Authorization Date
12-02-2026
Processing Time Days
14
Number Of Sites
1
Number Of Participants
2

Sites

Site Name
Amsterdam UMC Stichting
Department Name
Vascular Medicine
Principal Investigator Name
Danny Cohn
Principal Investigator Email
d.m.cohn@amsterdamumc.nl
Contact Person Name
Danny Cohn
Contact Person Email
d.m.cohn@amsterdamumc.nl

Poland

Earliest CTIS Part Ii Submission Date
15-01-2026
Latest Decision Or Authorization Date
16-02-2026
Processing Time Days
32
Number Of Sites
5
Number Of Participants
7

Sites

Site Name
Szpital Uniwersytecki Nr 2 Im Dr Jana Biziela W Bydgoszczy
Department Name
Klinika Alergologii, Immunologii Klinicznej i Chorób Wewnętrznyc
Principal Investigator Name
Zbigniew Bartuzi
Principal Investigator Email
kikalerg@cm.umk.pl
Contact Person Name
Zbigniew Bartuzi
Contact Person Email
kikalerg@cm.umk.pl
Site Name
Wojskowy Instytut Medyczny Panstwowy Instytut Badawczy
Department Name
Klinika Chorób Wewnętrznych, Pneumonologii, Alergologii, Immunologii Klinicznej i Chorób Rzadkich
Principal Investigator Name
Aleksandra Kucharczyk
Principal Investigator Email
akucharczyk@wim.mil.pl
Contact Person Name
Aleksandra Kucharczyk
Contact Person Email
akucharczyk@wim.mil.pl
Site Name
Samodzielny Publiczny Zaklad Opieki Zdrowotnej Szpital Uniwersytecki W Krakowie
Department Name
Centrum Alergologii-Poradnia Alergologiczna
Principal Investigator Name
Marcin Stobiecki
Principal Investigator Email
marcin.stobiecki@uj.edu.pl
Contact Person Name
Marcin Stobiecki
Contact Person Email
marcin.stobiecki@uj.edu.pl
Site Name
Umed Clinical Trials Sp. z o.o.
Principal Investigator Name
Marcin Kurowski
Principal Investigator Email
marcin.kurowski@umed.lodz.pl
Contact Person Name
Marcin Kurowski
Contact Person Email
marcin.kurowski@umed.lodz.pl
Site Name
Pawlukiewicz Małgorzata Prywatny Gabinet Lekarski
Principal Investigator Name
Malgorzata Pawlukiewicz
Principal Investigator Email
mpawlu@onet.eu
Contact Person Name
Malgorzata Pawlukiewicz
Contact Person Email
mpawlu@onet.eu

Sponsor

Primary sponsor

Full Name
Astria Therapeutics Inc.
Organisation Type
Pharmaceutical company
Country Of Registered Address
United States

Contract research organisations

Name
Medidata Solutions Inc.
Responsibilities
RTSM (Randomization and Trial Supply Management); sponsorDuties codes: 15,3,7
Name
Fortrea Inc.
Responsibilities
multiple operational roles including codes 1,13,15 (Ancillary supplies management),2,5,8
Name
Certara USA Inc.
Responsibilities
responsibility code 12
Name
Labcorp Central Laboratory Services LP
Responsibilities
laboratory services (sponsorDuties code 4)
Name
Labcorp Central Laboratory Services SARL
Responsibilities
laboratory services (sponsorDuties code 4)

Third parties

  • {"country":"United States","full_name":"Medidata Solutions Inc.","duties_or_roles":"RTSM (Randomization and Trial Supply Management); codes: 15,3,7","organisation_type":"Non-Pharmaceutical company"}
  • {"country":"United States","full_name":"Labcorp Central Laboratory Services LP","duties_or_roles":"code: 4","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Certara USA Inc.","duties_or_roles":"code: 12","organisation_type":"Pharmaceutical company"}
  • {"country":"United States","full_name":"Fortrea Inc.","duties_or_roles":"codes: 1,13,15 (Ancillary supplies management),2,5,8","organisation_type":"Pharmaceutical company"}
  • {"country":"Switzerland","full_name":"Labcorp Central Laboratory Services SARL","duties_or_roles":"code: 4","organisation_type":"Pharmaceutical company"}

Investigational products

Investigational Product Name
Navenibart
Active Substance
NAVENIBART
Modality
Monoclonal antibody
Routes Of Administration
SUBCUTANEOUS USE
Route
Subcutaneous
Orphan Designation
Yes
Maximum Dose
600 mg (max daily amount as listed)
Investigational Product Name
Navenibart - matching placebo
Modality
Other

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