Figure 2From: Plasma pharmacokinetics after combined therapy of gemcitabine and oral S-1 for unresectable pancreatic cancerPlasma concentrations of gemcitabine (GEM) after administration of GEM 800 mg/m2 alone (open circles) and GEM 800 mg/m2 + S-1 30 mg/m2 (closed circles).Back to article page