CheckVegan

Is Fluorouracil vegan?

Fluorouracil

Vegan Vegan
Vegetarian Vegetarian

Fluorouracil is a synthetic cytotoxic chemotherapy medication used to treat various cancers including colorectal, breast, and skin cancers; it is also used topically for actinic keratosis and basal cell carcinoma. It is produced entirely by chemical synthesis.

Also known as 2,4(1H,3H)-Pyrimidinedione, 5-fluoro-, 5-Fluorouracil, fluorouracil
INCI name Fluorouracil
CAS number 51-21-8
EC number 200-085-6
CosIng ID 28409
Last reviewed 9 July 2026

An ingredient is considered vegan if it contains no animal-derived components at any point in its production.

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