Dosing Tool Choose from the options below to get recommended dosing and administration information. 1. Select Treatment Option TRIKAFTA® (elexacaftor/tezacaftor/ivacaftor and ivacaftor) SYMDEKO® (tezacaftor/ivacaftor and ivacaftor) ORKAMBI® (lumacaftor/ivacaftor) KALYDECO® (ivacaftor) 2. Select Patient Age 12 Years or Older 6 to <12 Years 2 to <6 Years 6 Months to <2 Years 4 to <6 Months 3. Select Patient Weight <14 kg (<30.8 pounds) <30 kg (<66 pounds) ≥5 kg (≥11.1 pounds) ≥14 kg (≥30.8 pounds) ≥30 kg (≥66 pounds) 7 kg to <14 kg (15.4 to <30.8 pounds) 5 kg to <7 kg (11.1 to <15.4 pounds) Submit Start New Search Expand Collapse