<unk>  (brand name Tomudex®) is a chemotherapy drug manufactured AstraZeneca  
Company,  is an antimetabolite used in chemotherapy. It is an inhibitor of thymidylate synthase.
Raltitrexed
Vincristine sulfate
Capecitabine
Gemcitabine
Fotemustine
Estramustine
Irinotecan hydrochloride 
Prednimustine