<qa>  What is fluorouracil IV?- Adjuvant chemotherapy: Approximately 2-5 weeks after the completion of radiotherapy, patients receive fluorouracil IV continuously on days 1-4 and cisplatin IV over 20-30 minutes on days 1-5 and 22-26. Treatment repeats every 28 days for 3 courses in the absence of disease progression or unacceptable toxicity. 