Participants
15 patients 0-17 years with Cystic Fibrosis
Interventions
VX-770 50mg, VX-770 granules, Kalydeco 75 mg granules in sachet, VX-445/VX-661/VX-770 granules, VX-445/VX-661/VX-770 fixed-dose combination granules, Ivacaftor 25 mg granules, Kalydeco 59.5 mg granules in sachet, VX-770 75mg, Kaftrio 60 mg/40 mg/80 mg granules in sachet, Kalydeco 50 mg granules in sachet, Kaftrio 75 mg/50 mg/100 mg granules in sachet, VX-445/VX-661/VX-770 granules, Kalydeco 25 mg granules in sachet, VX-445/VX-661/VX-770 fixed-dose combination granules
Outcome measures
Safety and tolerability assessments as determined by adverse events (AEs), clinical laboratory values, standard 12-lead ECGs, vital signs, and pulse oximetry