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Trial details imported from ClinicalTrials.gov

For full trial details, please see the original record at https://clinicaltrials.gov/study/NCT06679881




Registration number
NCT06679881
Ethics application status
Date submitted
24/10/2024
Date registered
8/11/2024
Date last updated
8/09/2025

Titles & IDs
Public title
Long-Term, Open-label Study of Oral Deucrictibant Extended-Release Tablet for Prophylaxis Against Angioedema Attacks in Adolescents and Adults With HAE
Scientific title
A Long-term, Open-label Study to Evaluate the Safety and Efficacy of Orally Administered Deucrictibant Extended-Release Tablet for Prophylaxis Against Angioedema Attacks in Adolescents and Adults With Hereditary Angioedema
Secondary ID [1] 0 0
PHA022121-C307
Universal Trial Number (UTN)
Trial acronym
CHAPTER-4
Linked study record

Health condition
Health condition(s) or problem(s) studied:
Hereditary Angioedema (HAE) 0 0
Condition category
Condition code
Human Genetics and Inherited Disorders 0 0 0 0
Other human genetics and inherited disorders
Blood 0 0 0 0
Other blood disorders

Intervention/exposure
Study type
Interventional
Description of intervention(s) / exposure
Treatment: Drugs - Deucrictibant

Experimental: Deucrictibant - Deucrictibant


Treatment: Drugs: Deucrictibant
Deucrictibant extended-release tablet for once daily oral use

Intervention code [1] 0 0
Treatment: Drugs
Comparator / control treatment
Control group

Outcomes
Primary outcome [1] 0 0
Treatment-emergent adverse events (TEAEs), including serious adverse events (SAEs), adverse events of special interest (AESIs), and TEAEs leading to study drug discontinuation
Timepoint [1] 0 0
Up to 138 weeks
Primary outcome [2] 0 0
Change in heart rate
Timepoint [2] 0 0
Up to 138 weeks
Primary outcome [3] 0 0
Change in blood pressure
Timepoint [3] 0 0
Up to 138 weeks
Primary outcome [4] 0 0
Change in body temperature
Timepoint [4] 0 0
Up to 138 weeks
Primary outcome [5] 0 0
Change in clinical laboratory tests from baseline
Timepoint [5] 0 0
Up to 138 weeks
Primary outcome [6] 0 0
Change in electrocardiograms (ECGs) from baseline
Timepoint [6] 0 0
Up to 138 weeks
Secondary outcome [1] 0 0
Time-normalized number of Investigator-confirmed HAE attacks during the Treatment Period
Timepoint [1] 0 0
130 weeks
Secondary outcome [2] 0 0
Time-normalized number of Investigator-confirmed HAE attacks treated with on-demand medication during the Treatment Period
Timepoint [2] 0 0
130 weeks
Secondary outcome [3] 0 0
Time-normalized number of Investigator-confirmed moderate or severe HAE attacks during Treatment Period
Timepoint [3] 0 0
130 weeks
Secondary outcome [4] 0 0
Time-normalized number of Investigator-confirmed severe HAE attacks during the Treatment Period
Timepoint [4] 0 0
130 weeks
Secondary outcome [5] 0 0
Proportion of time without angioedema symptoms during the Treatment Period
Timepoint [5] 0 0
130 weeks
Secondary outcome [6] 0 0
Patient reported outcome: Angioedema Quality of Life (AE-QoL) questionnaire
Timepoint [6] 0 0
130 weeks
Secondary outcome [7] 0 0
Patient reported outcome: Patient Global Assessment of Change (PGA-Change)
Timepoint [7] 0 0
130 weeks
Secondary outcome [8] 0 0
Patient reported outcome: Angioedema Control Test 4-week version (AECT-4wk)
Timepoint [8] 0 0
130 weeks
Secondary outcome [9] 0 0
Patient reported outcome: Work Productivity and Activity Impairment Questionnaire - Specific Health Problem (WPAI-SHP)
Timepoint [9] 0 0
Up to 134 weeks
Secondary outcome [10] 0 0
Patient reported outcome: Abbreviated Treatment Satisfaction Questionnaire for Medication (TSQM-9)
Timepoint [10] 0 0
Up to 134 weeks
Secondary outcome [11] 0 0
Pharmacokinetics [PK]: Deucrictibant plasma concentration pre-dose (Ctrough)
Timepoint [11] 0 0
130 weeks

Eligibility
Key inclusion criteria
1. Provision of written informed consent/assent.
2. Male or female, aged =12 years at the time of providing written informed consent/assent.
3. Diagnosis of hereditary angioedema (HAE)
4. For participants that did not participate in a previous deucrictibant prophylactic study: history of at least 1 attack in the last 3 consecutive months prior to Screening
5. Reliable access and ability to use standard of care on-demand treatments to effectively manage acute HAE attacks.
6. Willing and able to adhere to all protocol requirements, including eDiary and ePRO data recording.
7. Female participants of childbearing must agree to the protocol specified pregnancy testing and contraception methods.
Minimum age
12 Years
Maximum age
No limit
Sex
Both males and females
Can healthy volunteers participate?
No
Key exclusion criteria
1. Any diagnosis of angioedema other than HAE
2. Participation in a clinical study with any other investigational drug within the last 30 days or within 5 half-lives of the investigational drug at ICF signature (whichever is longer)
3. Prior gene therapy for any indication at any time
4. Participants who discontinued from previous studies with deucrictibant prophylactic and/or on-demand treatment due to safety reasons or compliance issues that, in the opinion of the Investigator, would interfere with the participant's safety or compliance to participate in the study
5. Exposure to ACE inhibitors or any estrogen-containing medications with systemic absorption within 4 weeks of Screening
6. Use of prophylactic treatment for HAE within 2 weeks of Screening for C1INH, oral kallikrein inhibitors, or anti-fibrinolytics; within 4 weeks of Screening for attenuated androgens; within 5 half-lives of Screening for monoclonal antibodies, or within 7 days of Screening for short-term prophylaxis
7. Any females who are pregnant, plan to become pregnant, or are currently breast-feeding
8. Abnormal hepatic function
9. Moderate or severe renal impairment
10. Any clinically significant comorbidity or systemic dysfunction that would interfere with the participant's safety or ability to participate in the study.
11. History of alcohol or drug abuse within the previous year, or current evidence of substance dependence or abuse
12. Use of medications that are moderate and strong inhibitors or strong inducers of CYP3A4 within the last 30 days or within 5 half-lives (whichever is longer) of the time of randomization
13. Known hypersensitivity to deucrictibant or any of the excipients of the study drug

Study design
Purpose of the study
Treatment
Allocation to intervention
Not applicable
Procedure for enrolling a subject and allocating the treatment (allocation concealment procedures)
Methods used to generate the sequence in which subjects will be randomised (sequence generation)
Masking / blinding
Open (masking not used)
Who is / are masked / blinded?



Intervention assignment
Single group
Other design features
Phase
Phase 3
Type of endpoint/s
Statistical methods / analysis

Recruitment
Recruitment status
Recruiting
Data analysis
Reason for early stopping/withdrawal
Other reasons
Date of first participant enrolment
Anticipated
Actual
Date of last participant enrolment
Anticipated
Actual
Date of last data collection
Anticipated
Actual
Sample size
Target
Accrual to date
Final
Recruitment in Australia
Recruitment state(s)
Recruitment hospital [1] 0 0
Study Site - Melbourne
Recruitment hospital [2] 0 0
Study Site - Perth
Recruitment postcode(s) [1] 0 0
3052 - Melbourne
Recruitment postcode(s) [2] 0 0
- Melbourne
Recruitment postcode(s) [3] 0 0
- Perth
Recruitment outside Australia
Country [1] 0 0
United States of America
State/province [1] 0 0
California
Country [2] 0 0
United States of America
State/province [2] 0 0
Missouri
Country [3] 0 0
Austria
State/province [3] 0 0
Vienna
Country [4] 0 0
Bulgaria
State/province [4] 0 0
Sofia
Country [5] 0 0
Canada
State/province [5] 0 0
Montreal
Country [6] 0 0
Germany
State/province [6] 0 0
Berlin
Country [7] 0 0
Germany
State/province [7] 0 0
Frankfurt
Country [8] 0 0
Hong Kong
State/province [8] 0 0
Hong Kong
Country [9] 0 0
Ireland
State/province [9] 0 0
Dublin
Country [10] 0 0
Italy
State/province [10] 0 0
Padua
Country [11] 0 0
Poland
State/province [11] 0 0
Krakow
Country [12] 0 0
South Africa
State/province [12] 0 0
Cape Town
Country [13] 0 0
South Korea
State/province [13] 0 0
Daegu
Country [14] 0 0
South Korea
State/province [14] 0 0
Seoul
Country [15] 0 0
Spain
State/province [15] 0 0
Barcelona
Country [16] 0 0
United Kingdom
State/province [16] 0 0
Brighton
Country [17] 0 0
United Kingdom
State/province [17] 0 0
Bristol
Country [18] 0 0
United Kingdom
State/province [18] 0 0
Cambridge
Country [19] 0 0
United Kingdom
State/province [19] 0 0
London
Country [20] 0 0
United Kingdom
State/province [20] 0 0
Plymouth

Funding & Sponsors
Primary sponsor type
Commercial sector/industry
Name
Pharvaris Netherlands B.V.
Address
Country

Ethics approval
Ethics application status

Summary
Brief summary
Trial website
Trial related presentations / publications
Public notes

Contacts
Principal investigator
Name 0 0
Study Director, Pharvaris
Address 0 0
Pharvaris Netherlands B.V.
Country 0 0
Phone 0 0
Fax 0 0
Email 0 0
Contact person for public queries
Name 0 0
Pharvaris Clinical Team
Address 0 0
Country 0 0
Phone 0 0
0031 712-036-410
Fax 0 0
Email 0 0
Contact person for scientific queries

No information has been provided regarding IPD availability


What supporting documents are/will be available?

No Supporting Document Provided


Results publications and other study-related documents

No documents have been uploaded by study researchers.