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CompletedLast updated: 4 April 2025

CADENZA: This phase III trial is evaluating an investigational drug (Sutimlimab) in patients with primary cold agglutinin disease without a recent history of blood transfusionA Phase 3, Randomized, Double-blind, Placebo-controlled Study to Assess the Efficacy and Safety of Sutimlimab in Patients With Primary Cold Agglutinin Disease Without a Recent History of Blood Transfusion

Trial purpose

Medical clipboardCancer treatment

Tumor type

Blood Cancers Haematological

Age

People18+

Trial acronym

CADENZA

Clinical summary

Summary

This is a randomised, double blind, placebo controlled study. In Part A of this study, participants will be randomised to receive either sutimlimab or placebo via intravenous administration. In Part B, all participants will undergo blinded cross-over loading doses. This will allow all participants to receive sutimlimab, while maintaining Part A blinding.

Conditions

This trial is treating people with primary cold agglutinin disease

Eligibility

Inclusion

  • Body weight of >=39 kg at screening.
  • Confirmed diagnosis of primary CAD based on the following criteria: a) Chronic hemolysis, b) Polyspecific direct antiglobulin test (DAT) positive, c) Monospecific DAT strongly positive for C3d, d) Cold agglutinin titer >= 64 at 4 degree Celsius, and e) Immunoglobulin G DAT less than or equal to (<=) 1+, and, f) No overt malignant disease.
  • Hemoglobin level <= 10.0 g/dL.
  • Bilirubin level above the normal reference range, including participants with Gilbert's Syndrome.

Exclusion

  • Cold agglutinin syndrome secondary to infection, rheumatologic disease, or active hematologic malignancy.
  • History of blood transfusion within 6 months of screening, or history of more than one blood transfusion within 12 months of screening.
  • Clinically relevant infection of any kind within the month preceding enrollment (example, active hepatitis C, pneumonia).
  • Clinical diagnosis of systemic lupus erythematosus; or other autoimmune disorders with anti-nuclear antibodies at screening. Anti-nuclear antibodies of long-standing duration without associated clinical symptoms would be adjudicated on a case-by-case basis during the confirmatory review of participant eligibility.
  • Positive hepatitis panel (including hepatitis B surface antigen and/or hepatitis C virus antibody) prior to or at screening.
  • Positive human immunodeficiency virus antibody at screening.
  • Treatment with rituximab monotherapy within 3 months or rituximab combination therapies (example, with bendamustine, fludarabine, ibrutinib, or cytotoxic drugs) within 6 months prior to enrollment.

The above information was not intended to contain all considerations relevant to a participant's potential participation in a clinical trial.

Exclusion

  • You have been diagnosed with a prior or secondary type of cancer.
  • You have certain types of non-cancer medical conditions.
  • You have had certain treatments, surgical procedures or drugs.
Message

Clinical trials have complex eligibility criteria, and other criteria may apply for this trial. Ask your doctor about whether this trial could be right for you.

Participating hospitals

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Completed hospitals

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More information

Trial Identifiers

Information on this page is partially produced from ClinicalTrials.gov *. View further details about this trial on the registry via the links below:

Trial sponsor

Bioverativ Therapeutics Inc.

Scientific Title

A Phase 3, Randomized, Double-blind, Placebo-controlled Study to Assess the Efficacy and Safety of Sutimlimab in Patients With Primary Cold Agglutinin Disease Without a Recent History of Blood Transfusion

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