BCH4024 OC F25 E3 Q3: A 45 year-old male was diagnosed with…

BCH4024 OC F25 E3 Q3: A 45 year-old male was diagnosed with advanced squamous cell carcinoma of the head and neck. A combined therapy using both radiation and chemotherapy was recommended. The chemotherapy included 1000 mg/m2/day IV of Fluorouracil (5FU) over a 4-day period. Why is 5FU included in this patient’s chemotherapy?