anabolic and catabolic pathways of 5-fu pharmacokinetics of 5-fu-blood level , absorption , drug interaction tegafur ( ft ) -blood level , absorption , activation to 5-fu by p-450 uft-high 5-fu level in tissues , especially in tumor tissues , by inhibiting the catabolism of 5-fu from ft with uracil hcfu-relatively high 5-fu production , independent of the liver , high drug distribution in cancerous ascites 5'-dfur-activation to 5-fu by uridine- or thymidine- phosphorylase , high 5-fu level in tumor tissues
C0016778
tegafur
C0016360
fu