Definition of niraparib tosylate monohydrate

niraparib tosylate monohydrate

(nih-RA-puh-rib TOH-suh-layt MAH-noh-HY-drayt)
A drug used to treat adults with certain types of ovarian epithelial, fallopian tube, or primary peritoneal cancer. It is also being studied in the treatment of other types of cancer. Niraparib tosylate monohydrate blocks an enzyme involved in many cell functions, including the repair of DNA damage. Blocking this enzyme may help keep cancer cells from repairing their damaged DNA, causing them to die. Niraparib tosylate monohydrate is a type of PARP inhibitor. Also called Zejula.

Source: NCI Dictionary of Cancer Terms