Some patient iv drip 5-fluorouracil for long time had severe phlebitis.The result indicated that severity of phlebitis is related to duration of 5-fluorouracil contact to vein.

• 长时间静脉用5-氟尿嘧啶者的静脉炎常较重，提示静脉炎的程度与5-氟尿嘧啶接触的时间有关。