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Search / Trial NCT06183931

Study of ALXN2220 Versus Placebo in Adults With ATTR-CM

Launched by ALEXION PHARMACEUTICALS, INC. · Dec 14, 2023

Trial Information

Current as of May 14, 2025

Recruiting

Keywords

Amyloid Depleter Alxn2220 All Cause Mortality (Acm) Cardiovascular (Cv) Transthyretin Amyloid Cardiomyopathy Transthyretin Amyloid (Attr) Transthyretin (Ttr) N Terminal Pro B Type Natriuretic Peptide (Nt Pro Bnp) Nt Pro Bnp Amyloidosis Attr Cm

ClinConnect Summary

This clinical trial is studying a new treatment called ALXN2220 for adults with a heart condition called Transthyretin Amyloid Cardiomyopathy (ATTR-CM). The goal is to see how well ALXN2220 works compared to a placebo, which is a substance that has no active treatment. Researchers will look at the number of serious heart-related events in both groups to determine if ALXN2220 is effective.

To participate, individuals must have a confirmed diagnosis of ATTR-CM and meet certain health criteria, such as having a specific thickness in the heart wall and elevated levels of a certain protein in the blood. Eligible participants should be experiencing heart failure symptoms and have a life expectancy of at least six months. Those who join the trial will receive either the study drug or a placebo and will be closely monitored by healthcare professionals throughout the study. If you or someone you know is interested in this trial, it’s important to discuss it with a healthcare provider to understand more about the requirements and what to expect.

Gender

ALL

Eligibility criteria

  • Inclusion Criteria:
  • Diagnosis of ATTR-CM with either wild-type or variant TTR genotype
  • End-diastolic interventricular septal wall thickness ≥ 12 mm on echocardiography measured at Screening
  • NT-proBNP \> 2000 pg/mL at Screening
  • Treatment with a loop diuretic for at least 30 days prior to Screening
  • History of heart failure NYHA Class II-IV at Screening
  • Life expectancy of ≥ 6 months as per the Investigator's judgment
  • Males and females of childbearing ability must use contraception
  • Exclusion Criteria:
  • Known leptomeningeal amyloidosis
  • Known light chain (AL) or secondary amyloidosis (AA), or any other form of systemic amyloidosis
  • Acute coronary syndrome, unstable angina, stroke, transient ischemic attack, coronary revascularization, cardiac device implantation, cardiac valve repair, or major surgery within 3 months of Screening
  • Uncontrolled clinically significant cardiac arrhythmia, per Investigator's assessment
  • LVEF \< 30% on echocardiography
  • Renal failure requiring dialysis or an eGFR \< 20 mL/min/1.73 m2 at Screening
  • Polyneuropathy with PND score IV

About Alexion Pharmaceuticals, Inc.

Alexion Pharmaceuticals, Inc. is a global biopharmaceutical company dedicated to the discovery, development, and commercialization of innovative therapies for patients with rare and complex diseases. With a strong focus on addressing unmet medical needs, Alexion leverages advanced science and technology to create transformative treatments that improve the quality of life for patients suffering from conditions such as complement-mediated disorders, neurology, hematology, and metabolic diseases. Committed to patient-centric approaches, Alexion collaborates with healthcare professionals, patients, and advocacy groups to drive clinical research and foster advancements in rare disease treatment.

Locations

Chicago, Illinois, United States

Rochester, Minnesota, United States

Houston, Texas, United States

Cleveland, Ohio, United States

Chapel Hill, North Carolina, United States

Nashville, Tennessee, United States

Indianapolis, Indiana, United States

Miami, Florida, United States

Augusta, Georgia, United States

Memphis, Tennessee, United States

Brussels, , Belgium

Malaga, , Spain

Salamanca, , Spain

Aurora, Colorado, United States

New York, New York, United States

Columbus, Ohio, United States

Paris Cedex 13, , France

Berlin, , Germany

Kiel, , Germany

San Francisco, California, United States

Portland, Oregon, United States

Jerusalem, , Israel

Napoli, , Italy

Padova, , Italy

Lund, , Sweden

Zurich, , Switzerland

Brno, , Czechia

Praha 4, , Czechia

Philadelphia, Pennsylvania, United States

Bron, , France

Montpellier, , France

Atlanta, Georgia, United States

Graz, , Austria

Innsbruck, , Austria

Wels, , Austria

Wien, , Austria

Rennes, , France

Toulouse, , France

Hannover, , Germany

München, , Germany

Rotterdam, , Netherlands

Warszawa, , Poland

Basel, , Switzerland

Salt Lake City, Utah, United States

Haifa, , Israel

Rehovot, , Israel

Kansas City, Kansas, United States

La Jolla, California, United States

Washington, District Of Columbia, United States

Boston, Massachusetts, United States

Minneapolis, Minnesota, United States

Kansas City, Missouri, United States

Saint Louis, Missouri, United States

Durham, North Carolina, United States

Philadelphia, Pennsylvania, United States

Seattle, Washington, United States

Genk, , Belgium

Rio De Janeiro, , Brazil

Toronto, Ontario, Canada

Heidelberg, , Germany

Homburg, , Germany

Beer Yaakov, , Israel

Pavia, , Italy

Groningen, , Netherlands

Gdansk, , Poland

Krakow, , Poland

Richmond, Virginia, United States

Greenville, South Carolina, United States

Auckland, , New Zealand

Charleston, South Carolina, United States

Utrecht, , Netherlands

Köln, , Germany

Münster, , Germany

Milano, , Italy

Maastricht, , Netherlands

Göttingen, , Germany

Valencia, , Spain

Essen, , Germany

Stony Brook, New York, United States

Barcelona, , Spain

Pessac, , France

Jacksonville, Florida, United States

Box Hill, , Australia

Leipzig, , Germany

Roma, , Italy

Vancouver, British Columbia, Canada

Weston, Florida, United States

Providence, Rhode Island, United States

Fort Worth, Texas, United States

Beijing, , China

Shanghai, , China

München, , Germany

Rennes Cedex 9, , France

Bologna, , Italy

Dublin, , Ireland

Athens, , Greece

Torino, , Italy

Sao Paulo, , Brazil

Nantes Cedex 1, , France

Bern, , Switzerland

Majadahonda, , Spain

Cona, , Italy

Shinjuku Ku, , Japan

Danville, Pennsylvania, United States

Kyoto Shi, , Japan

Taipei, , Taiwan

Luzern, , Switzerland

Guangzhou, , China

Nanjing, , China

Gießen, , Germany

Busan, , Korea, Republic Of

Palma De Mallorca, , Spain

Göteborg, , Sweden

London, , United Kingdom

Poitiers, , France

Creteil, , France

Bonn, , Germany

Izmir, , Turkey

Chongqing, , China

Florence, , Italy

El Palmar, , Spain

Chicoutimi, Quebec, Canada

Marseille, , France

L'hospitalet De Llobregat, , Spain

Pamplona, , Spain

Palo Alto, California, United States

Dalian, , China

Hangzhou, , China

Wuhan, , China

Xi'an, , China

Pisa, , Italy

Madison, Wisconsin, United States

Buenos Aires, , Argentina

Glasgow, , United Kingdom

Kumamoto Shi, , Japan

Seoul, , Korea, Republic Of

Birmingham, , United Kingdom

Odense C, , Denmark

Irvine, California, United States

Ciudad Autonoma Buenos Aires, , Argentina

Darlinghurst, , Australia

Joondalup, , Australia

Melbourne, , Australia

Montréal, Quebec, Canada

Falls Church, Virginia, United States

Winnipeg, Manitoba, Canada

Göteborg, , Sweden

Ferrara, , Italy

Chambray Les Tours, , France

Hexham, , United Kingdom

Jinan, , China

Ankara, , Turkey

Homburg, , Germany

Bruges, , Belgium

Petah Tikva, , Israel

Kurume Shi, , Japan

Wonju Si, , Korea, Republic Of

Oslo, , Norway

New Taipei City, , Taiwan

Jaen, , Spain

Paris, , France

Bedford Park, , Australia

Westmead, , Australia

Bunkyo Ku, , Japan

Changsha, , China

Taichung, , Taiwan

Messina, , Italy

Aarhus, , Denmark

Suzhou, , China

Praha, , Czechia

Hefei, , China

Matsumoto Shi, , Japan

Copenhagen, , Denmark

Rimouski, Quebec, Canada

Porto Alegre, , Brazil

Guiyang, , China

Utrecht, , Netherlands

Mersin, , Turkey

Tianjin, , China

Stockholm, , Sweden

Madrid, , Spain

Trondheim, , Norway

Würzburg, , Germany

Lørenskog, , Norway

Suita Shi, , Japan

La Coruna, , Spain

Eskisehir, , Turkey

Chengdu, , China

Hamburg, , Germany

Campinas, , Brazil

Fuzhou, , China

Sapporo Shi, , Japan

Santiago De Compostela Coruña, , Spain

Calgary, Alberta, Canada

Poznań, , Poland

Lund, , Sweden

Fortaleza, , Brazil

São Paulo, , Brazil

Aracaju, , Brazil

London, , United Kingdom

Pilar, , Argentina

Ribeirão Preto, , Brazil

Brisbane, , Australia

Harbin, , China

Buenos Aires, , Argentina

Cordoba, , Argentina

Greifwald, , Germany

Caba, , Argentina

Dinar, , Turkey

Cologne, , Germany

Caba, , Argentina

London, Ontario, Canada

Minneapolis, Minnesota, United States

Créteil Cédex, , France

Forli, , Italy

Trieste, , Italy

Maastricht, , Netherlands

St.Gallen, , Switzerland

Zürich, , Switzerland

Istanbul, , Turkey

Cardiff, , United Kingdom

Saint Herblain, , France

Tianjin, , China

Manchester, , United Kingdom

Torrette, , Italy

Guiyang, , China

Skellefteå, , Sweden

Shanghai, , China

Caba, , Argentina

Ballinasloe, , Ireland

Patients applied

0 patients applied

Timeline

First submit

Trial launched

Trial updated

Estimated completion

Not reported