Drug-related AEs during VEM1-IPI

Event, n (%)aVEM1-IPI (n = 46)
Any GradeGrade 3Grade 4
Any drug-related AE43 (93.5)27 (58.7)3 (6.5)
AEs occurring in ≥ 3 patientsb
 Rash28 (60.9)9 (19.6)0 (0)
 Diarrhea17 (37.0)5 (10.9)0 (0)
 AST increased9 (19.6)3 (6.5)1 (2.2)
 ALT increased8 (17.4)4 (8.7)0 (0)
 Squamous cell carcinomac3 (6.5)3 (6.5)0 (0)
Any drug-related serious AEs18 (39.1)15 (32.6)2 (4.3)
AEs leading to discontinuation of treatment16 (34.8)9 (19.6)1 (2.2)

AE adverse event, ALT alanine aminotransferase, AST aspartate aminotransferase, IPI ipilimumab, VEM vemurafenib

aPatients may have experienced more than 1 event

bOnly toxicities that reached Grade 3/4 in severity in ≥ 3 patients are presented

cSquamous cell carcinoma was classified as a serious adverse event (SAE) and was the only SAE that was observed in 3 or more patients (n = 3, grade 3 events)