Clinical Study

A Phase I/II Clinical Trial of Belinostat (PXD101) in Combination with Doxorubicin in Patients with Soft Tissue Sarcomas

Table 3

Grade 3 and 4 treatment-related adverse events occurring in both the DE and MTD part of the study.

Adverse event, (%)Cohort 1 (: 3)
Belinostat 600 (mg/m2)
Doxorubicin 50 (mg/m2)
Cohort 2 (: 7)
Belinostat 600 (mg/m2)
Doxorubicin 75 (mg/m2)
Cohort 3 (: 9)
Belinostat 800 (mg/m2)
Doxorubicin
75 (mg/m2)
Cohort 4 (: 6)
Belinostat 1000 (mg/m2)
Doxorubicin 75 (mg/m2)
MTD (: 16)
Belinostat 1000 (mg/m2)
Doxorubicin 75 (mg/m2)

Fatigue
Grade 30 (0%)0 (0%)2 (22%)0 (0%)3 (19%)
Grade 40 (0%)0 (0%)1 (11%)0 (0%)0 (0%)

Neutropenia
Grade 30 (0%)3 (43%)2 (22%)1 (17%)4 (25%)
Grade 40 (0%)3 (43%)0 (0%)1 (17%)5 (31%)

Anaemia
Grade 30 (0%)0 (0%)0 (0%)0 (0%)2 (13%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Febrile neutropenia
Grade 30 (0%)1 (14%)0 (0%)0 (0%)2 (13%)
Grade 40 (0%)1 (14%)1 (11%)0 (0%)1 (6%)

Mucosal inflam
Grade 30 (0%)0 (0%)0 (0%)0 (0%)1 (6%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Abdominal abscess
Grade 30 (0%)1 (14%)0 (0%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Bacteraemia
Grade 30 (0%)1 (14%)0 (0%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Prolonged QT
Grade 30 (0%)1 (14%)0 (0%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Neutrophil count
Grade 30 (0%)1 (14%)0 (0%)3 (50%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Decreased appetite
Grade 30 (0%)0 (0%)0 (0%)0 (0%)1 (6%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Rash
Grade 30 (0%)0 (0%)1 (11%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Neutropenic sepsis
Grade 30 (0%)0 (0%)0 (0%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)1 (11%)0 (0%)0 (0%)

Hypersensitivity
Grade 30 (0%)0 (0%)1 (11%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Headache
Grade 30 (0%)0 (0%)1 (11%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Leukopenia
Grade 30 (0%)0 (0%)0 (0%)1 (17%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Pneumonia
Grade 30 (0%)0 (0%)0 (0%)1 (17%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Wound infection
Grade 30 (0%)0 (0%)0 (0%)1 (17%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

Neutrophil count decreased
Grade 30 (0%)0 (0%)0 (0%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)1 (17%)3 (19%)

Platelet count decreased
Grade 30 (0%)0 (0%)0 (0%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)1 (17%)0 (0%)

Blood sodium decreased
Grade 30 (0%)0 (0%)0 (0%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)1 (6%)

Diarrhoea
Grade 30 (0%)1 (14%)0 (0%)0 (0%)0 (0%)
Grade 40 (0%)0 (0%)0 (0%)0 (0%)0 (0%)

DE: dose escalation phase I study.
MTD: maximum tolerated dose phase II study.