Participants
Principal inclusion criteria: 1. Subject (or the subjectâs legally appointed and authorized representative) will sign and date an informed consent form (ICF) and, when appropriate, an assent form.
Interventions
Elexacaftor (ELX)/tezacaftor (TEZ)/ivacaftor (IVA)
Outcome measures
Primary end point(s): Safety and tolerability based on AEs, clinical laboratory values, ECGs, vital signs, and pulse oximetry