Carmofur acts as an inhibitor of fatty acid amide hydrolase (FAAH),
N-acylethanolamine acid amidase (NAAA) and acid ceramidase (ASAH1).
[3][4] Carmofur has a therapeutic activity against colorectal and cervical cancer.
[5][4] It can inhibit the severe acute respiratory syndrome (SARS)-CoV-2 main protease (M
pro)
in vitro.
[5]Carmofur is a derivative of fluorouracil, an antimetabolite used as an antineoplastic agent.