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NCI Dictionary of Cancer Terms


fostamatinib disodium  listen  (FOS-tuh-MA-tih-nib dy-SOH-dee-um)

  A substance being studied in the treatment of cancer and certain other diseases, such as rheumatoid arthritis. It may block tumor cell signaling and growth. It is a type of tyrosine kinase inhibitor. Also called R788 sodium and Syk kinase inhibitor R-935788.