According to clinicaltrials.gov under the U.S. National Institutes of Health, the EU Clinical Trials Register, and the International Clinical Trials Registry Platform under the World Health Organization (WHO), the following trials are currently or soon to be recruiting (as of 23 June 2025).

Read more about these and other clinical trials at:

www.clinicaltrials.gov

www.clinicaltrialsregister.eu

https://trialsearch.who.int

Study Investigating the Effectiveness and Safety of Garadacimab for Treating Patients With Hereditary Angioedema (HAE)

Location(s): TBC
Not yet recruiting
https://clinicaltrials.gov/study/NCT07001280 

STOP-HAE: A Phase 3 study of ADX-324 in HAE (STOP-HAE)

Location(s): None provided
Not yet recruiting
https://clinicaltrials.gov/study/NCT06960213 

A Study Observing US Patients With HAE Type I or II Who Take Icatibant to Treat Attacks

United States
Recruiting
https://clinicaltrials.gov/study/NCT07009262 

HAELO: a Phase 3 Study to Evaluate NTLA-2002 in Participants with Hereditary Angioedema (HAE)

United States
Active, not recruiting
https://clinicaltrials.gov/study/NCT06634420 

A Study Of Navenibart in Participants with Hereditary Angioedema

United States
Recruiting
https://www.clinicaltrials.gov/study/NCT06842823 

A Study to Assess the Long-Term Safety and Efficacy of Donidalorsen in the Prophylactic Treatment of Hereditary Angioedema (HAE)

Belgium, Bulgaria, Canada, France, Germany, Israel, Italy, Netherlands, Poland, Puerto Rico, Spain, Turkey, United Kingdom, United States
Recruiting
https://clinicaltrials.gov/study/NCT05392114 

HAE Burden and Crisis Management

France
Recruiting
https://www.clinicaltrials.gov/study/NCT06806618 

Safety Study in Subjects ≥ 12 Years of Age with Hereditary Angioedema Switching to Garadacimab

Locations not provided
Recruiting
https://www.clinicaltrials.gov/study/NCT06806657 

A Phase 2 In Adult Subjects with Hereditary Angioedema

United States, China, Germany
Not yet recruiting
https://www.clinicaltrials.gov/study/NCT06846398 

Suicide Ideation in Hereditary Angioedema

Locations: None provided
Not yet recruiting
https://www.clinicaltrials.gov/study/NCT06811467 

A Survey of Lanadelumab in Participants With Hereditary Angioedema

Japan
Recruiting
https://clinicaltrials.gov/study/NCT05397431 

A Long-term Study of STAR-0215 in Participants With Hereditary Angioedema

United States, Canada
Recruiting
https://www.clinicaltrials.gov/study/NCT06007677 

PK Subtrial in Adolescent Patients With HAE Type I or II Participating in the KVD900-302 Trial

Australia, Austria, Bulgaria, France, Germany, Greece, Israel, Japan, Netherlands, New Zealand, Spain, United Kingdom, United States
Recruiting
https://clinicaltrials.gov/study/NCT05511922 

Extension Study of Oral PHA-022121 for Acute Treatment of Angioedema Attacks in Patients With Hereditary Angioedema

Bulgaria, Canada, Czechia, France, Germany, Hungary, Israel, Poland, Spain, United States
Enrolling by invitation
https://clinicaltrials.gov/study/NCT05396105 

Study of Oral Deucrictibant Soft Capsule for On-Demand Treatment of Angioedema Attacks in Adolescents and Adults with Hereditary Angioedema (RAPIDe-3)

United States, Puerto Rico
Recruiting
https://www.clinicaltrials.gov/study/NCT06343779 

Status of Dental Care Practices in Patients With Hereditary Angioedema

France
Unknown status
https://clinicaltrials.gov/study/NCT05776784 

Study of IV Human Plasma-derived C1 Esterase Inhibitor Concentrate in Patients With Congenital C-1-INH Deficiency for Treatment and Pre-procedure Preventing of Acute Hereditary Angioedema Attacks

United States, Armenia, Bulgaria, Mexico, Peru, Romania, Serbia, Ukraine
Recruiting
https://www.clinicaltrials.gov/study/NCT06361537 

Safety, Tolerability, PK, PD of ADX-324 in Healthy Volunteers and Hereditary Angioedema Patients

Australia
Recruiting
https://clinicaltrials.gov/study/NCT05691361 

A Study of Lanadelumab (Takhzyro) and Icatibant (Firazyr) in Persons With HAE in China

China
Recruiting
https://clinicaltrials.gov/study/NCT06346899 

Open-Label Safety, PK, and Efficacy Trial of Sebetralstat (KVD900) in Pediatric Patients (Ages 2-11) with HAE Type I or II (KONFIDENT-KID)

United States
Recruiting
https://clinicaltrials.gov/study/NCT06467084 

Institutional Registry of Rare Diseases

Argentina
Recruiting
https://www.clinicaltrials.gov/study/NCT06573723 

Study of Oral Deucrictibant Extended-Release Tablet for Prophylaxis Against Angioedema Attacks in Adolescents and Adults With HAE (CHAPTER-3)

United States, Hong Kong, Ireland, South Korea,  United Kingdom
Recruiting
https://www.clinicaltrials.gov/study/NCT06669754 

Long-Term, Open-label Study of Oral Deucrictibant Extended-Release Tablet for Prophylaxis Against Angioedema Attacks in Adolescents and Adults with HAE (CHAPTER-4)

Hong Kong, United Kingdom
Recruiting
https://www.clinicaltrials.gov/study/NCT06679881

Angioedema Biomarker Research Study

No location data
Not yet recruiting
https://www.clinicaltrials.gov/study/NCT06210698 

Identification and Characterization of Genetic Variants in Hereditary Angioedema (GENOMAEH_01)

Spain
Not yet recruiting
https://www.clinicaltrials.gov/study/NCT05833620