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Study to Evaluate Elexacaftor/Tezacaftor/Ivacaftor Long-term Safety and Efficacy in Subjects Without F508del

A Phase 3 Open-label Study Evaluating the Longterm Safety and Efficacy of Elexacaftor/Tezacaftor/Ivacaftor in Cystic Fibrosis Subjects With Non-F508del CFTR Genotypes - Study to Evaluate Elx/Tez/Iva Long-term Safety and Efficacy in Subjects Without F508del

Status
Unknown
Phases
Phase 3
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2021-005914-33-DE
Enrollment
270
Registered
2022-04-22
Start date
Unknown
Completion date
Unknown
Last updated
2023-12-04

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Cystic Fibrosis MedDRA version: 20.0 Level: PT Classification code 10011762 Term: Cystic fibrosis System Organ Class: 10010331 - Congenital, familial and genetic disorders

Interventions

Trade Name: Kaftrio Product Name: 100mg ELX/50mg TEZ /75mg IVA Product Code: VX-445/TEZ/IVA Pharmaceutical Form: Film-coated tablet INN or Proposed INN: Elexacaftor CAS Number: 2216712-66-0 Current S

Sponsors

Vertex Pharmaceuticals Incorporated
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Subject (or the subject’s legally appointed and authorized representative) will sign and date an informed consent form (ICF) and, when appropriate, an assent form. 2. Willing and able to comply with scheduled visits, treatment plan, study restrictions, laboratory tests, contraceptive guidelines (as applicable), and other study procedures. - For subjects =65 years) no F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: 1. History of any illness or any clinical condition that might confound the results of the study or pose an additional risk in administering study drug(s) to the subject. 2. History of drug intolerance in a parent study that would pose an additional risk to the subject. (e.g., subjects with a history of allergy or hypersensitivity to the study drug). 3. Pregnant and nursing females. Females of childbearing potential (Section 11.5.6.1) must have a negative pregnancy test at the Day 1 Visit before receiving the first dose of study drug. 4. Current participation in an investigational drug trial (other than a parent study). Participation in a noninterventional study (including observational studies, registry studies, and studies requiring blood collections without administration of study drug) and screening for another Vertex study is permitted.

Design outcomes

Primary

MeasureTime frame
Main Objective: To evaluate the long-term safety and tolerability of elexacaftor (ELX)/tezacaftor (TEZ)/ivacaftor (IVA) ;Secondary Objective: To evaluate the long-term efficacy and pharmacodynamics (PD) of ELX/TEZ/IVA ;Primary end point(s): Safety and tolerability based on AEs, clinical laboratory values, ECGs, vital signs, and pulse oximetry;Timepoint(s) of evaluation of this end point: From signing of ICF until safety Follow up visit.

Secondary

MeasureTime frame
Secondary end point(s): - Absolute change from baseline in percent predicted forced expiratory volume in 1 second (ppFEV1) - Absolute change from baseline in SwCl - Absolute change from baseline in Cystic Fibrosis Questionnaire-Revised (CFQ-R) respiratory domain score. - Absolute change from baseline in body mass index (BMI) - Absolute change from baseline in weight - Number of pulmonary exacerbations (PEx);Timepoint(s) of evaluation of this end point: From signing of ICF until safety Follow up visit.

Countries

Austria, Belgium, Canada, Czechia, Czech Republic, France, Germany, Hungary, Italy, Netherlands, Norway, Poland, Portugal, Spain, Sweden, Switzerland

Contacts

Public ContactClinical Trials and Medical Info

Vertex Pharmaceuticals Incorporated

medicalinfo@vrtx.com+18776348789

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026