RecruitingPhase 2Biological interventionSafety, Tolerability and Efficacy Study of ARCT-032 in People With Cystic FibrosisARCT-032-02 is a Phase 2, open-label, multicenter, multiple-ascending dose study of ARCT-032 in adults with CF who are not eligible for CFTR modulator therapy or are not taking CFTR modulators due to drug intolerance, poor response, or lack of access to modulators.