Idasanutlin is a potent and selective p53-MDM2 inhibitor with IC50 of 6 nM showing improved in vitro binding as well as cellular potency/selectivity.

Q-VD-Oph is a potent pan-caspase inhibitor with IC50 ranged from 25 to 400 nM for caspases 1,3,8, and 9.

Z-IETD-FMK is a specific Caspase-8 inhibitor.

Tasisulam is an antitumor agent and an apoptosis inducer via the intrinsic pathway.

AZD5582, a novel small-molecule IAP inhibitor, binds potently to the BIR3 domains of cIAP1, cIAP2, and XIAP with IC50 values of 15, 21, and 15

YH239-EE, the ethyl ester of YH239, is a potent p53-MDM2 antagonist and an apoptosis inducer.  

MI-773 (SAR405838) is an orally available MDM2 antagonist with Ki of 0.88 nM.

PRIMA-1 is a mutant p53 reactivator. It induces apoptosis and inhibits growth of human tumors with mutant p53.