A Dose Finding Study Followed by a Safety and Efficacy Study for Patients With Multiple Myeloma or Lymphoma


About this study

The Phase 1 portion of this study will determine the safety of TAS4464 and the most appropriate dose for patients with Multiple Myeloma or Lymphoma. The Phase 2 portion of the study will investigate the efficacy and safety of TAS4464 in patients with Multiple Myeloma or Lymphoma

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. There is no guarantee that every individual who qualifies and wants to participate in a trial will be enrolled. Contact the study team to discuss study eligibility and potential participation.

Inclusion Criteria:

  1. Provide written informed consent
  2. Women of child-bearing potential must have a negative pregnancy test

Multiple Myeloma:

  • Confirmed diagnosis of Multiple Myeloma with measurable disease, having been treated with at least two prior lines of therapy.


  • Confirmed diagnosis of Non-Hodgkin Lymphoma with measurable disease, having been treated with at least one anthracycline-based therapy, with relapse or progression since the last treatment received.

Exclusion Criteria:

  1. Any of the following treatments, within the specified time frame, prior to the first dose of TAS4464:
    1. Major surgery within 28 days
    2. Radiation/chemotherapy within 21 days
    3. Monoclonal antibodies within 28 days
    4. Corticosteroid administration >20 mg/day of prednisone or equivalent within 14 days
    5. Proteasome inhibitors within 14 days
    6. Immunomodulatory agents within 7 days
    7. Stem cell transplant within 3 months
    8. Current immunosuppressive treatment for graft versus host disease
    9. Current use of an investigational agent
  2. Active graft versus host disease
  3. Known serious illness or medical condition
  4. Prior treatment with TAS4464 or known hypersensitivity to any of its inactive ingredients or drugs similar in class
  5. Pregnant or breast-feeding female

Participating Mayo Clinic locations

Study statuses change often. Please contact the study team for the most up-to-date information regarding possible participation.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Patrick Johnston, M.D., Ph.D.

Closed for enrollment

Contact information:

Cancer Center Clinical Trials Referral Office


More information


Publications are currently not available

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