Vertex monopoly of the cystic fibrosis space signalled by another label expansion

On 28 April, the European Commission (EC) approved the label expansion for Vertex Pharmaceuticals' Kaftrio (ivacaftor/tezacaftor/elexacaftor + ivacaftor) for the treatment of cystic fibrosis (CF) in all patients aged 12 years and older who are heterozygous for the F508del CF transmembrane conductance regulator (CFTR) mutation (F), regardless of the other mutation type, either gating (G) or residual function (RF) mutations.