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ACTIVE NOT RECRUITING Phase 2

A Study of TAK-755 (rADAMTS13) With Little to No Plasma Exchange (PEX) Treatment in Adults With Immune-mediated Thrombotic Thrombocytopenic Purpura (iTTP)

NCT05714969 · View on ClinicalTrials.gov ↗

Study Summary

This is a study of TAK-755 in adults with immune-mediated thrombotic thrombocytopenic purpura (iTTP). The main aim of this study is to determine the percentage of participants with a clinical (Part 1) or platelet (Part 2) response without plasma exchange during the study. Participants who have an acute attack of iTTP will receive TAK-755 and immunosuppressive therapy during their stay at the hospital until they achieve a clinical response in Part 1 or platelet response in Part 2. Participants will also be treated with TAK-755 for an additional time of up to 6 weeks after the acute phase. In total, participants will stay in the study for approximately 3 months.

Interventions

  • BIOLOGICAL TAK-755

Study Locations (20)

Other

  • AKH - Medizinische Universitat Wien — Vienna
  • General Hospital of Thessaloniki "G. Papanikolaou" — Thessaloniki
  • Fondazione IRCCS CA' Granda Ospedale Maggiore Policlinico — Milan
  • Azienda Ospedaliero-Universitaria Citta della Salute e della Scienza di Torino — Torino
  • Hospital General Universitario Gregorio Maranon — Madrid
  • Hospital Universitari i Politecnic La Fe — Valencia

Massachusetts

  • Massachusetts General Hospital — Boston
  • Brigham and Women's Hospital — Boston
  • Beth Israel Deaconess Medical Center — Boston

North Carolina

  • Duke University Medical Center — Durham
  • Leo Jenkins Cancer Center/ECU School of Medicine — Greenville

Florida

  • University of Florida - Shands — Gainesville

Minnesota

  • University of Minnesota Clinical Research Unit — Minneapolis

New Jersey

  • Rutgers University — New Brunswick

New York

  • Weill Cornell — New York

Ohio

  • Ohio State University — Columbus

Trial Details

FieldValue
Enrollment Target 33 participants
Start Date 2023-03-21
Est. Completion 2026-06-11
Phase Phase 2

Sponsor

Takeda

387 total trials

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Full Details on ClinicalTrials.gov ↗

What the Registry Record Tells You About NCT05714969

The ClinicalTrials.gov registry entry for NCT05714969 describes a study currently listed as active not recruiting. It is categorized as Phase 2, which is the standard way researchers label where a study sits along the investigational pathway from early safety work through later efficacy and post-marketing evaluation. The registered enrollment target is 33 participants, a figure that helps gauge the scale of data the investigators plan to collect. The listed sponsor is Takeda, which has 387 total studies on file at ClinicalTrials.gov, and sponsors are the parties responsible for study design, oversight, and regulatory filings.

The record links to 1 condition, with Thrombotic Thrombocytopenic Purpura (TTP) appearing as the primary indexed condition, and to 1 intervention — of which TAK-755 is the first listed. Interventions can include drugs, devices, procedures, behavioral programs, or observational arms, and each is tracked as a separate registry field so that downstream queries can filter accurately. When a trial lists multiple interventions, it usually reflects a multi-arm design or a comparison protocol rather than a single treatment being tested in isolation. The brief summary published in the registry is the clearest source of protocol intent and should be read before drawing conclusions from any sidebar tags.

Geographic footprint matters for practical reasons: NCT05714969 reports 20 study locations spanning 12 distinct geographic areas — top geographies include Other, Massachusetts, North Carolina. A larger site network tends to correlate with broader recruitment capacity, but it does not imply anything about study quality, and site-level enrollment status can diverge from the overall registry status shown above. Every data point on this page comes from the public ClinicalTrials.gov dataset and is reproduced here for reference only; it is not a medical recommendation, an endorsement of the sponsor, or an invitation to enroll. Verify current status, eligibility criteria, and contact details directly at ClinicalTrials.gov, and discuss any participation decision with your own healthcare provider.

Frequently Asked Questions

What is clinical trial NCT05714969 about?

NCT05714969 is a clinical study titled "A Study of TAK-755 (rADAMTS13) With Little to No Plasma Exchange (PEX) Treatment in Adults With Immune-mediated Thrombotic Thrombocytopenic Purpura (iTTP)". This is a study of TAK-755 in adults with immune-mediated thrombotic thrombocytopenic purpura (iTTP). The main aim of this study is to determine the percentage of participants with a clinical (Part 1) or platelet (Part 2) response without plasma exchange during the study. Participants who have an ac...

What is the current status of trial NCT05714969?

This trial is currently active not recruiting. It is a Phase 2 study. The enrollment target is 33 participants. The study started on 2023-03-21. Estimated completion is 2026-06-11.

What conditions does trial NCT05714969 study?

This clinical trial studies the following conditions: Thrombotic Thrombocytopenic Purpura (TTP). These conditions were identified from the trial registry and reflect the primary focus areas of the research.

What interventions are being tested in trial NCT05714969?

The interventions under investigation include: TAK-755 (BIOLOGICAL). Each intervention is being evaluated for safety and efficacy as part of this clinical study.

Who is sponsoring clinical trial NCT05714969?

This trial is sponsored by Takeda, which has 387 total clinical trials registered on ClinicalTrials.gov. The sponsor is responsible for the study's design, funding, and regulatory compliance.

Where is trial NCT05714969 being conducted?

This trial has 20 study locations across Florida, Massachusetts, Minnesota, New Jersey, New York. Contact the study sites directly through ClinicalTrials.gov for enrollment availability.

Related

Data sourced from official U.S. government datasets. See our methodology for details. Retrieved and formatted by PlainTrial Editorial