Not likely: Efudex (fluorouracil) is the brand name for topical (cream) 5-fu chemo. It is used to treat certain types of skin cancer. There is no evidence that topical 5-fu such as Efudex (fluorouracil) causes cancer.
Answered 6/25/2014
5.9k views
Unlikely: It is a topical agent used to treat pre cancer and superficial cancers that are not melanoma. Risk of any other type of cancer is next to none.
Answered 5/5/2020
5.8k views
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