A Study of Retreatment With Brentuximab Vedotin in Subjects With Classic Hodgkin Lymphoma or CD30-expressing Peripheral T Cell Lymphoma

Inclusion Criteria

• Histologically confirmed cHL, sALCL, or other CD30-expressing PTCL
• Previously treated with brentuximab vedotin containing regimen, with evidence of objective response, and subsequent disease progression or relapse after discontinuing treatment
• Documentation of disease relapse or progression ≥6 months after the last dose of brentuximab vedotin
• Fluorodeoxyglucose positron emission tomography- (FDG-PET) avid and bidimensional measurable disease of at least 1.5 cm in longest axis as documented by radiographic technique
• Eastern Cooperative Oncology Group (ECOG) performance status of less than or equal to 2
• Must not be pregnant and, if of childbearing or fathering potential, must agree to use 2 effective contraception methods during study and for 6 months following last dose of study drug

Exclusion Criteria

• Previously discontinued brentuximab vedotin due to any Grade 3 or higher toxicity
• Existing Grade 2 or higher peripheral neuropathy
• Previously refractory to treatment with brentuximab vedotin
• History of a cerebral vascular event, unstable angina, or myocardial infarction within 6 months prior to first dose
• History of another malignancy within 3 years before first dose of study drug or any evidence of residual disease from previously diagnosed malignancy
• Acute or chronic graft-versus-host-disease (GvHD) or receiving immunosuppressive therapy as treatment for or prophylaxis agent against GvHD
• Active cerebral/meningeal disease
• History of progressive multifocal leukoencephalopathy (PML)
• Active uncontrolled Grade 3 (per NCI CTCAE v5.0) or higher viral, bacterial, or fungal infection within 2 weeks prior to first dose of study drug
• Chemotherapy, radiotherapy, biologics, and/or other antitumor treatment with immunotherapy that is not completed 4 weeks prior to first dose of study drug, unless underlying disease has progressed on treatment