Sorivudin og analoger: der er beskrevet en klinisk signifikant interaktion mellem de to lægemidler, sorivudine og 5- FU, som et resultat af sorivudines hæmning af dihydropyrimidindehydrogenase.
Sorivudine and analogues: a clinically significant drug-drug interaction between sorivudine and 5-FU, resulting from the inhibition of dihydropyrimidine dehydrogenase by sorivudine, has been described.