A Phase 3 Trial of Brentuximab Vedotin(SGN-35) Versus Physician's Choice (Methotrexate or Bexarotene) in Participants With CD30-Positive Cutaneous T-Cell Lymphoma (ALCANZA Study)

Inclusion Criteria: * Voluntary consent form * Male or female participants 18 years or older with diagnosis of mycosis fungoides (MF) or primary cutaneous anaplastic large cell lymphoma (pcALCL) * Participants with pcALCL who have received prior radiation therapy or at least 1 prior systemic therapy; participants with MF who have received at least 1 prior systemic therapy * Histologically confirmed CD30+ disease by central laboratory assessment and pathology review * Eastern Cooperative Oncology Group (ECOG) performance status ≤ 2 * Female participants who are post menopausal, surgically sterile, or agree to practice 2 effective methods of contraception or agree to practice true abstinence, when this is in line with the preferred and usual lifestyle of the participant * Male participants who agree to practice effective barrier contraception or agree to practice true abstinence, when this is in line with the preferred and usual lifestyle of the participant * Clinical laboratory values as specified in protocol * A 3-week washout period is required from previous treatments (with the exception of a 12-week washout for antibody-directed or immunoglobulin-based immune therapy, or other monoclonal antibody therapies), unless it is not in the best interest of the patient in the opinion of the investigator. Individual cases should be discussed with the project clinician before enrollment. Exclusion Criteria: * A concurrent diagnosis of systemic ALCL, or other non Hodgkin lymphoma (…