CP regimenListen to pronunciation(… REH-jih-men)A chemotherapy combination used to treat chronic lymphocytic leukemia (CLL). It includes the drugs chlorambucil hydrochloride and prednisone. Also called chlorambucil-prednisone, chlorambucil-prednisone regimen, and CP.More InformationCHLORAMBUCIL-PREDNISONESearch NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#