CPX-351+GO in Subjects 55 Years Old, or Older, With AML

CPX-351 is a liposomal formulation of a fixed combination of the antineoplastic drugs cytarabine and daunorubicin. The two drugs are present inside the liposome in a 5:1 molar ratio. The liposome membrane is composed of distearoylphosphatidylcholine, distearoylphosphatidylglycerol and cholesterol in a 7:2:1 molar ratio.

Gemtuzumab ozogamicin is a CD-33 directed antibody drug conjugated to calicheamicin. CD 33 is expressed on myeloid leukemic blast cells and on normal hematopoietic cells. The drug is approved for the treatment of newly diagnosed CD 33 positive AML in adults and the treatment of relapsed and refractory CD 33 positive AML in adults. The drug is available for injection 4.5 mg as a lyophilized cake or powder in a single use vial for reconstitution and dilution.