New drug combo aims to boost muscle power in SMA patients

NCT ID NCT05115110

First seen Nov 01, 2025 · Last updated Apr 28, 2026 · Updated 27 times

Summary

This study tests whether adding an experimental drug (RO7204239) that helps muscles grow to an existing SMA treatment (risdiplam) can improve motor function more than risdiplam alone. About 259 people with SMA, aged 2 to 25 years, will take part. The trial first finds the best dose, then measures changes in muscle strength and movement.

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This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Contacts and locations

Locations

  • Asst Grande Ospedale Metropolitano Niguarda

    Milan, Lombardy, 20162, Italy

  • Birmingham Heartlands Hospital

    Birmingham, B9 5SS, United Kingdom

  • Boston Childrens Hospital

    Boston, Massachusetts, 02115, United States

  • British Columbia Children's Hospital

    Vancouver, British Columbia, V6H 3N1, Canada

  • CHULC, E.P.E. - Hospital Dona Estefania

    Lisbon, 1169-045, Portugal

  • Chr de La Citadelle

    Liège, 4000, Belgium

  • Clinical Hospital Centre Zagreb

    Zagreb, 10000, Croatia

  • Columbia University Medical Center

    New York, New York, 10032, United States

  • Fondazione IRCCS Istituto Neurologico ?Carlo Besta?

    Milan, Lombardy, 20133, Italy

  • Great Ormond Street Hospital For Children

    London, WC1N 3JH, United Kingdom

  • Hospital Sant Joan De Deu

    Esplugues de Llobregas, Barcelona, 08950, Spain

  • Hospital Universitario La Paz

    Madrid, 28046, Spain

  • Hospital Universitario la Fe

    Valencia, 46026, Spain

  • Hospital Vall d'Hebron

    Barcelona, 08035, Spain

  • Hospital de Santa Maria

    Lisbon, 1649-035, Portugal

  • IRCCS Istituto Giannina Gaslini

    Genoa, Liguria, 16147, Italy

  • Instytut Centrum Zdrowia Matki Polki

    ?ód?, 93-338, Poland

  • Instytut Pomnik Centrum Zdrowia Dziecka

    Warsaw, 04-730, Poland

  • John Radcliffe Hospital

    Oxford, OX3 9DU, United Kingdom

  • Kagoshima University Hospital

    Kagoshima, 890-8520, Japan

  • Klinika Neurologii I Wydzialu Lekarskiego WUM w Warszawie

    Warsaw, 02-097, Poland

  • Kobe University Hospital

    Hyōgo, 650-0017, Japan

  • McGill University Health Centre - Glen Site

    Montreal, Quebec, H4A 3J1, Canada

  • National Center for Global Health and Medicine

    Tokyo, 162-0052, Japan

  • Nemours Children's Hospital

    Orlando, Florida, 32827, United States

  • Neurology & Neuromuscular Care Center

    Flower Mound, Texas, 75028, United States

  • Ospedale Pediatrico Bambino Gesù

    Rome, Lazio, 00165, Italy

  • Ospedali Riuniti Torrette di Ancona

    Ancona, The Marches, 60126, Italy

  • Policlinico Agostino Gemelli

    Rome, Lazio, 00168, Italy

  • Sydney Children's Hospital

    Randwick, New South Wales, 2031, Australia

  • The Hospital for Sick Children

    Toronto, Ontario, M5G 1X8, Canada

  • UZ Gent

    Ghent, 9000, Belgium

  • Universitair Medisch Centrum Utrecht

    Utrecht, 3584 CX, Netherlands

  • Uniwersytecki Szpital Kliniczny w Poznaniu

    Późna, 60-355, Poland

  • Uniwersyteckie Centrum Kliniczne

    Gda?sk, 80-952, Poland

Conditions

Explore the condition pages connected to this study.