Clinical trial • Phase IV • Rare Disease
GARADACIMAB for Hereditary angioedema (HAE) | HAE-C1INH (type 1 or type 2) | HAE-nC1INH
Phase IV trial of GARADACIMAB for Hereditary angioedema (HAE) | HAE-C1INH (type 1 or type 2) | HAE-nC1INH. open-label, none/not specified-controlled.
Overview
- Trial Therapeutic Area
- Rare Disease
- Trial Disease
- Hereditary angioedema (HAE) | HAE-C1INH (type 1 or type 2) | HAE-nC1INH
- Trial Stage
- Phase IV
- Drug Modality
- Monoclonal antibody
- Paediatric Trial
- Yes
Key dates
- Initial CTIS Submission Date
- 16-05-2025
- First CTIS Authorization Date
- 15-08-2025
Trial design
open-label, none/not specified-controlled Phase IV trial across 2 sites in Germany.
- Open Label
- Yes
- Comparator
- None/Not specified
- Target Sample Size
- 25
Eligibility
Recruits 25 paediatric patients.
- Vulnerable Population
- Vulnerable population selected. The trial includes adolescents (subjects aged ≥ 12 years). Inclusion criterion 1 states: "Aged ≥ 12 years at the time of providing written informed consent / assent." Age-appropriate consent/assent documents are provided (documents listed in CTIS include L1_SIS and ICF_Adolescent and L1_SIS and ICF_Parent-LAR), indicating parental/legally authorised representative consent and adolescent assent handling for minors.
Inclusion criteria
- {"criterion_text":"- 1. Aged ≥ 12 years at the time of providing written informed consent / assent."}
- {"criterion_text":"- 2. Have a history of response to on-demand HAE treatment for the treatment of acute HAE attacks."}
- {"criterion_text":"- 3. Documented laboratory diagnosis in medical records of HAE-C1INH type 1 or type 2: o Documented clinical history consistent with HAE (subcutaneous or mucosal, nonpruritic swelling episodes without accompanying urticaria), o C1INH antigen concentration or functional activity < 50% of normal as documented in the subject’s medical record, or o C4-antigen concentration below the lower limit of the reference range as documented in the subject’s medical record, or o For HAE-nC1INH: documented clinical history consistent with HAE (subcutaneous or mucosal, nonpruritic swelling episodes without accompanying urticaria); an HAE-associated FXII gene mutation (eg, FXII point mutation Thr328Lys or Thr328Arg, or deletion of 72 base pairs [c.971_1018 + 24del72], or duplication of 18 base pairs [c.892-909dup]), as documented in the subject’s medical record, OR an HAE-associated plasminogen gene mutation (PLG) gene mutation (eg, PLG point mutation Lys330Glu), as documented in the subject’s medical record; C1INH antigen concentration or functional activity 70 to 120% of the normal level, as documented in the subject’s medical record."}
- {"criterion_text":"- 4. Use of lanadelumab, berotralstat, or pdC1INH for the prophylactic treatment of HAE and be on a stable (consistent) dose / regimen of such medication for at least 3 months prior to Screening."}
Exclusion criteria
- {"criterion_text":"- 1. Concomitant diagnosis of another form of angioedema, such as idiopathic or acquired angioedema or recurrent angioedema associated with urticaria."}
- {"criterion_text":"- 2. Use of androgens, antifibrinolytics, or investigational products (other than garadacimab) for routine prophylaxis against HAE attacks."}
- {"criterion_text":"- 3. Known or suspected hypersensitivity to monoclonal antibody therapy or hypersensitivity to the active substance (garadacimab) or to any of the excipients."}
Endpoints
Primary endpoints
- {"endpoint_text":"- 1. Number of Participants with Treatment Emergent Adverse Events (TEAEs)","definition_or_measurement_approach":"Count of participants experiencing treatment-emergent adverse events as recorded during study follow-up (safety reporting)."}
- {"endpoint_text":"- 2. Percentage of Participants with TEAEs","definition_or_measurement_approach":"Proportion (percentage) of enrolled participants who experienced TEAEs during the study period."}
- {"endpoint_text":"- 3. Number of TEAEs","definition_or_measurement_approach":"Total count of treatment-emergent adverse events reported in the study."}
- {"endpoint_text":"- 4. Rate of TEAEs per injection","definition_or_measurement_approach":"Number of TEAEs divided by number of injections administered (TEAEs per injection)."}
- {"endpoint_text":"- 5. Rate of TEAEs per participant year","definition_or_measurement_approach":"Number of TEAEs normalized to participant-years of exposure (TEAEs per participant-year)."}
Secondary endpoints
- {"endpoint_text":"- 1. Number of Participants With: Serious Adverse Events (SAEs), Deaths, Related TEAEs, TEAEs leading to study discontinuation, TEAEs by severity, Laboratory Findings Reported as an AE, and Adverse Events of Special Interest (AESI)","definition_or_measurement_approach":"Counts of participants with each listed safety outcome as recorded during study follow-up."}
- {"endpoint_text":"- 2. Percentage of Participants With: SAEs, Deaths, Treatment Related TEAEs, TEAEs leading to study discontinuation, TEAEs by severity, Laboratory Findings Reported as an AE, and AESI","definition_or_measurement_approach":"Proportions (percentages) of participants with each listed safety outcome."}
- {"endpoint_text":"- 3. Number of SAEs, Deaths, Treatment Related TEAEs, TEAEs leading to study discontinuation, TEAEs by severity, AESI and Laboratory Findings Reported as an AE, and AESI","definition_or_measurement_approach":"Counts of events for each listed category (event-level counts)."}
- {"endpoint_text":"- 4. Rate per injection of: SAEs, Deaths, Treatment Related TEAEs, TEAEs leading to study discontinuation, TEAEs by severity, Laboratory Findings Reported as an AE, and AESI","definition_or_measurement_approach":"Event counts normalized per injection administered (rates per injection) for each listed category."}
- {"endpoint_text":"- 5. Rate per participant year of: SAEs, Deaths, Treatment Related TEAEs, TEAEs leading to study discontinuation, TEAEs by severity, Laboratory Findings Reported as an AE, and AESI","definition_or_measurement_approach":"Event counts normalized to participant-years for each listed category."}
- {"endpoint_text":"- 6. Number of Participants with Anti-garadacimab Antibodies","definition_or_measurement_approach":"Count of participants with detected anti-garadacimab antibodies (immunogenicity testing results)."}
- {"endpoint_text":"- 7. Percentage of Participants with Anti-garadacimab Antibodies","definition_or_measurement_approach":"Proportion (percentage) of participants with detected anti-garadacimab antibodies."}
- {"endpoint_text":"- 8. Plasma Concentrations of Garadacimab","definition_or_measurement_approach":"Measured plasma concentration levels of garadacimab (pharmacokinetic sampling)."}
- {"endpoint_text":"- 9. Percentage of Participants who Indicated Their Preference for Garadacimab","definition_or_measurement_approach":"Proportion (percentage) of participants reporting a stated preference for garadacimab (patient-reported preference measure)."}
Recruitment
- Planned Sample Size
- 25
- Recruitment Window Months
- 10
- Consent Approach
- Written informed consent and assent required. Inclusion criterion: "Aged ≥ 12 years at the time of providing written informed consent / assent." Age-specific information and consent/assent documents are provided (documents listed include L1_SIS and ICF_Main_Redacted, L1_SIS and ICF_Parent-LAR_Redacted, L1_SIS and ICF_Adolescent). Parental/legally authorised representative consent and adolescent assent procedures are available for minors.
Geography
- Total Number Of Sites
- 2
- Total Number Of Participants
- 25
Germany
- Earliest CTIS Part Ii Submission Date
- 24-07-2025
- Latest Decision Or Authorization Date
- 06-10-2025
- Processing Time Days
- 74
- Number Of Sites
- 2
- Number Of Participants
- 5
Sites
- Site Name
- Universitaetsmedizin der Johannes Gutenberg-Universitaet Mainz KöR
- Department Name
- Clinical Research Center (CRC) der Hautklinik und Poliklinik
- Contact Person Name
- Petra Staubach-Renz
- Contact Person Email
- petra.staubach@unimedizin-mainz.de
- Site Name
- HZRM Haemophilie-Zentrum Rhein Main GmbH
- Contact Person Name
- Carmen Escuriola Ettingshausen
- Contact Person Email
- carmen.escuriola@hzrm.de
Sponsor
Primary sponsor
- Full Name
- CSL Behring LLC
- Organisation Type
- Pharmaceutical company
- Country Of Registered Address
- United States
Contract research organisations
- Name
- PAREXEL International GmbH
- Responsibilities
- sponsorDuties codes: 10 (id 748042)
- Name
- Syneos Health Inc.
- Responsibilities
- sponsorDuties codes: 1, 12, 5, 8 (ids 748036-748039)
- Name
- Fortrea Inc.
- Responsibilities
- sponsorDuties codes: 6, 7 (ids 748044, 748045)
- Name
- MEDPACE LABORATORIES
- Responsibilities
- sponsorDuties code: 4 (id 748040) - laboratory services
- Name
- Suvoda LLC
- Responsibilities
- sponsorDuties code: 3 (id 748043) - eClinical services
Third parties
- {"country":"United States","full_name":"Fisher Clinical Services Inc.","duties_or_roles":"Clinical Trial Supplies (sponsorDuties id 748041, value: Clinical Trial Supplies)","organisation_type":"Pharmaceutical company"}
- {"country":"Germany","full_name":"PAREXEL International GmbH","duties_or_roles":"sponsorDuties codes: 10 (id 748042)","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Syneos Health Inc.","duties_or_roles":"sponsorDuties codes: 1, 12, 5, 8 (ids 748036-748039)","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Kcas LLC","duties_or_roles":"sponsorDuties code: 4 (id 748047)","organisation_type":"Pharmaceutical company"}
- {"country":"United States","full_name":"Suvoda LLC","duties_or_roles":"sponsorDuties code: 3 (id 748043)","organisation_type":"Non-Pharmaceutical company"}
- {"country":"United States","full_name":"Eresearchtechnology Inc.","duties_or_roles":"sponsorDuties code: 7 (id 748035)","organisation_type":"Pharmaceutical company"}
- {"country":"Belgium","full_name":"MEDPACE LABORATORIES","duties_or_roles":"sponsorDuties code: 4 (id 748040)","organisation_type":"Laboratory/Research/Testing facility"}
- {"country":"United States","full_name":"Fortrea Inc.","duties_or_roles":"sponsorDuties codes: 6, 7 (ids 748044, 748045)","organisation_type":"Pharmaceutical company"}
- {"country":"Switzerland","full_name":"Fisher Clinical Services GmbH","duties_or_roles":"Clinical Trial Supplies (sponsorDuties id 748046, value: Clinical Trial Supplies)","organisation_type":"Pharmaceutical company"}
Investigational products
- Investigational Product Name
- garadacimab
- Active Substance
- GARADACIMAB
- Modality
- Monoclonal antibody
- Routes Of Administration
- SUBCUTANEOUS USE
- Route
- Subcutaneous
- Dose Levels
- Max daily dose 400 mg; max total dose 800 mg (as listed: maxDailyDoseAmount: 400; maxTotalDoseAmount: 800)
- Maximum Dose
- 800 mg
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