New drug may boost protein levels in heart disease patients

NCT ID NCT07298044

First seen Jun 24, 2026 · Last updated Jun 30, 2026 · Updated 3 times

Summary

This study tests whether switching from tafamidis to acoramidis can raise blood levels of transthyretin (TTR) in adults with transthyretin amyloid cardiomyopathy (ATTR-CM). The drug acoramidis stabilizes TTR to prevent harmful amyloid clumps that stiffen the heart. Researchers will measure TTR levels over 6 months in 50 participants who have already been on tafamidis. The goal is to see if acoramidis works better at keeping TTR stable.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
acoramidis (a drug that stabilizes the TTR protein to prevent amyloid buildup)
What this could lead to
If successful, this study could show that acoramidis raises TTR levels more than tafamidis, potentially offering a better option for managing ATTR-CM.
What could go wrong
This is a small, early-phase study with only 50 participants and no placebo group. It measures a lab marker (TTR level), not long-term heart outcomes, so benefits are uncertain.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • AZ St-Jan Brugge-Oostende A.V.

    NOT_YET_RECRUITING

    Bruges, West Flanders, 8000, Belgium

  • Azienda Ospedale-Università di Padova-UOC Cardiologia

    NOT_YET_RECRUITING

    Padova, 35128, Italy

  • Azienda Ospedaliera Dei Colli_Monaldi - Malattie Rare e Genetiche Cardiovascolari

    NOT_YET_RECRUITING

    Naples, 80131, Italy

  • Azienda Ospedaliera Universitaria Senese - cardiologia

    RECRUITING

    Siena, 53100, Italy

  • Azienda Ospedaliero-Universitaria Di Bologna IRCCS_Policlinico Sant'Orsola_Cardiologia

    NOT_YET_RECRUITING

    Bologna, 40138, Italy

  • Azienda Socio Sanitaria Territoriale Papa Giovanni XXIII - Cardiologia 1

    RECRUITING

    Bergamo, 24127, Italy

  • Careggi University Hospital_cardio intensive care unit

    NOT_YET_RECRUITING

    Florence, 50134, Italy

  • Centro Cardiologico Monzino S.p.A. - Cardiologia Peri-Operatoria e Imaging Cardiovascolare

    RECRUITING

    Milan, 20138, Italy

  • Fondazione IRCCS Policlinico San Matteo-SC Medicina Generale 2 - Centro Amiloidosi Sistemiche e Malattie ad Alta Complessità

    NOT_YET_RECRUITING

    Pavia, 27100, Italy

  • Fondazione Toscana Gabriele Monasterio_Pisa - Cardiologia e Medicina Cardiovascolare

    RECRUITING

    Pisa, 56124, Italy

  • Hôpital Erasme/Erasmus Ziekenhuis

    NOT_YET_RECRUITING

    Brussels, Brussels Capital, 1070, Belgium

  • KVZ Kardiovaskulaeres Zentrum Darmstadt GmbH

    NOT_YET_RECRUITING

    Darmstadt, Hesse, 64287, Germany

  • Klinik Favoriten - 5.Medizinische Abteilung-Kardiologie

    NOT_YET_RECRUITING

    Vienna, State of Vienna, 1100, Austria

  • Klinik Ottakring - 3. Medizinische Abteilung mit Kardiologie, internistischer Intensivmedizin und Ambulanz

    NOT_YET_RECRUITING

    Vienna, State of Vienna, 3500, Austria

  • Krankenhaus St. Josef Braunau | Innere Medizin I

    NOT_YET_RECRUITING

    Braunau am Inn, Upper Austria, 5280, Austria

  • Medizinische Universität Graz- Klinische Abteilung für Kardiologie

    RECRUITING

    Vienna, Styria, 1030, Austria

  • Medizinische Universität Wien- Universitätsklinik für Innere Medizin II, Klinische Abteilung für Kardiologie

    RECRUITING

    Vienna, State of Vienna, 1090, Austria

  • Ospedale Vito Fazzi Lecce_Cardiologia e UTIC

    NOT_YET_RECRUITING

    Lecce, 73100, Italy

  • Universitätsklinikum St. Pölten - Lilienfeld - Klinische Abteilung für Innere Medizin 3

    WITHDRAWN

    Sankt Pölten, Lower Austria, 1210, Austria

  • VIVIT - Landeskrankenhaus Feldkirch - Innere Medizin I, Kardiologie, Angiologie, Endokrinologie, Diabetologie, Intensivmedizin

    WITHDRAWN

    Feldkirch, Vorarlberg, 6800, Austria

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