U-2275

TREATING CYSTIC FIBROSIS PATIENTS AGES 12 AND OLDER, WHO ARE HOMOZYGOUS FOR F508DEL OR HAVE AT LEAST 1 CFTR GENE MUTATION RESPONSIVE TO TEZACAFTOR/IVACAFTOR, WITH TEZACAFTOR AND A SOLID COMPOSITION COMPRISING AMORPHOUS (<30% CRYSTALLINE) IVACAFTOR