VelbanListen to pronunciation(VEL-bun)A drug that contains the active ingredient vinblastine sulfate, which is used to treat many types of cancer. Velban brand has been taken off the market and is no longer available.More InformationDefinition of: vinblastine sulfateSearch NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#