Table 4 Pharmacokinetic parameters for S-1 and eribulin

From: A phase I dose-escalation study of eribulin and S-1 for metastatic breast cancer

 

Level 1

Level 2

Level 3

Parameter

5-FU

Eribulin

5-FU

Eribulin

5-FU

Eribulin

Cmax (ng ml−1)

127.3±19.1

186.7±83.6

141.7±67.4

386.1±77.9

219.2±110.8

593.8±139.7

t1/2 (h)

3.4±2.1

33.3±24.0

2.6±0.7

33.7±22.7

2.7±1.0

12.9±13.8

AUC0–inf (ng ml−1 h)

902.6±157.1

479.4±281.5

753.6±387.3

621.2±454.5

1145±694.4

444.9±146.3

CL (L h−1 m−2)

64.9±13.3

3.5±3.1

86.2±34.2

4.3±4.5

76.0±29.0

3.4±0.9

Vz (l m−2)

294.2±144.7

99.1±33.4

330.3±189.2

111.9±27.7

283.8±138.2

51.7±33.2

MRT (h)

6.1±2.6

24.2±17.9

4.6±0.5

22.1±15.4

4.7±1.5

7.5±7.3

  1. Abbreviations: Cmax=Maximal plasma concentration; t1/2=final elimination half-life; AUC0–inf=area under the plasma S-1 and eribulin concentration vs time curve from 0 to infinity; CL=total clearance; MRT=mean residence time; Vz=volume of distribution at terminal phase; 5-FU=5-fluorouracil.
  2. Data are mean±s.d.