Study of Vadastuximab Talirine (SGN-CD33A; 33A) in Combination With Azacitidine in Patients With Previously Untreated Higher Risk MDS


About this study

This is a phase 1/2 study to evaluate the combination of vadastuximab talirine (SGN-CD33A; 33A) and azacitidine in subjects with previously untreated International Prognostic Scoring System (IPSS) Intermediate-2 or high risk myelodysplastic syndrome (MDS).

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:

  • Subjects with cytologically/histologically confirmed MDS according to the World Health Organization (WHO) 2008 classification.
  • Previously untreated for Myelodysplastic Syndrome (MDS)
  • Age ≥18 years of age.
  • Eligible for therapy with azacitidine.
  • Life expectancy of at least 12 weeks.
  • Eastern Cooperative Oncology Group (ECOG) performance status ≤2.
  • Adequate baseline laboratory parameters.

Exclusion Criteria:

  • Received prior treatment for MDS with lenalidomide or hypomethylating agents (HMAs).
  • History of one of the following myeloproliferative neoplasms: essential thrombocythemia, polycythemia vera, and primary myelofibrosis.
  • Second malignancy currently requiring active therapy (except for hormonal/anti-hormonal treatment, eg, prostate or breast cancer).
  • Candidates for allogeneic stem cell transplant at the time of screening.

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

Jacksonville, Fla.

Mayo Clinic principal investigator

James Foran, M.D.

Closed for enrollment

Contact information:

Cancer Center Clinical Trials Referral Office


More information


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