Bortezomib (BAN, INN and USAN; marketed as Velcade by Millennium Pharmaceuticals; Neomib by Getwell and Bortecad by Cadila Healthcare) is an anti-cancer drug and the first therapeutic proteasome inhibitor to be used in humans. Proteasomes are cellular complexes that break down proteins. In some cancers, the proteins that normally kill cancer cells are broken down too quickly. Bortezomib interrupts this process and lets those proteins kill the cancer cells...Wikipedia

Manufacturer's Website: Aliqopa                                                                                                                            Average retail cost: $1,750/vial

Ixazomib (trade name Ninlaro) is a drug for the treatment of multiple myeloma, a type of white blood cell cancer, in combination with other drugs. It is taken by mouth in form of capsules...Wikipedia

Manufacturer's Website: Ninlaro                                                                                                                             Average retail cost: $3,400/capsule

Carfilzomib (marketed under the trade name Kyprolis, developed by Onyx Pharmaceuticals) is an anti-cancer drug acting as a selective proteasome inhibitor. Chemically, it is a tetrapeptide epoxyketone and an analog of epoxomicin. The U.S. Food and Drug Administration (FDA) approved it on 20 July 2012 for use in patients with multiple myeloma who have received at least two prior therapies, including treatment with bortezomib and an immunomodulatory therapy (such as lenalidomide) and have demonstrated disease progression on or within 60 days of completion of the last therapy...Wikipedia

Manufacturer's Website: Kyprolis                                                                                                                           Average retail cost: $66,500/month