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2024-515125-28-00RecruitingPhase 2

A randomized, double-blinded, placebo-controlled trial to evaluate the efficacy and safety of ninerafaxstat in patients with symptomatic non-obstructive hypertrophic cardiomyopathy

A Global Phase 2b, Randomized, Double-Blinded, Placebo-Controlled Trial to Evaluate the Efficacy and Safety of Ninerafaxstat in Patients with Symptomatic Non Obstructive Hypertrophic Cardiomyopathy – FORTITUDE-HCM

Source: EU CTIS (euclinicaltrials.eu) · Last updated 19 Oct 2026

Next steps

Brief summary (registry, in English)

To evaluate the effect of ninerafaxstat compared with placebo on health status in patients with symptomatic non-obstructive hypertrophic cardiomyopathy (nHCM).

Status (registry)
Recruiting
Phase (registry)
Phase 2
Study type
Interventional
Enrollment
130 (estimated)
First submitted
6 Aug 2025
Start date
8 Dec 2025
Lead sponsor
Imbria Pharmaceuticals Inc.
EU CT number
2024-515125-28-00

What you commit to

  • Study type: Interventional · Phase 2
  • Planned participants: 130
  • 44 sites in 9 countries
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of EU CTIS (euclinicaltrials.eu). It describes the study design.

AI-kivonat: who the study is looking for

Machine-read from the registry text on this page, so it can be wrong. The registry text below and the trial team decide who can take part.

The trial is looking for adults with symptomatic non-obstructive hypertrophic cardiomyopathy, a heart muscle thickening without a blocked outflow from the heart.

Age
18 years or older
Sex
All sexes can join
Disease stage
A clinical diagnosis of hypertrophic cardiomyopathy with unexplained thickening of the left heart wall, with symptoms and no blocked outflow (non-obstructive).
Earlier treatment
No other investigational drugs and no other clinical trial in the 30 days before screening.

Main reasons for not taking part

  • Obstructive HCM with a left ventricular outflow tract gradient of 30 mmHg or more
  • Heart attack, stroke or heart surgery in the 6 months before screening
  • Known hepatitis B or C or HIV infection
  • Pregnant or breastfeeding women
  • Alcohol or substance abuse in the past year

Read by machine on 9 Nov 2026.

Who cannot take part

Copied verbatim from EU CTIS (euclinicaltrials.eu) and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Cardiovascular Conditions: • History of obstructive hypertrophic cardiomyopathy (HCM) with left ventricular outflow tract (LVOT) gradient ≥30 mmHg at rest or with provocation. • History of major adverse cardiovascular events (MACE) within 6 months prior to screening, including myocardial infarction, stroke, or cardiac surgery.
  • Medications: • Use of disallowed medications that may interfere with the trial, such as other investigational drugs within 30 days prior to screening. • Requirement for treatment with drugs that may affect the study outcomes, such as certain antiarrhythmic or antihypertensive medications.
  • Other Exclusions: • Participation in another clinical trial within 30 days prior to screening. • Any condition that, in the opinion of the investigator, would make participation in the trial unsafe or otherwise not in the best interest of the participant.

Other illness

  • Medical Conditions: • Significant comorbidities that may impact the ability to complete the trial or the interpretation of results, such as uncontrolled diabetes, severe renal impairment, or active infection. • Known history of hepatitis B or C infection, or HIV infection.
  • Substance Abuse: History of alcohol or substance abuse within the past year.

Other

  • All exclusion criteria can be found in the protocol (Section 5.2). 1. Informed Consent: Inability or unwillingness to provide informed consent or comply with trial procedures.
  • Pregnancy and Lactation: • Pregnant or breastfeeding women. • Women of childbearing potential not willing to use effective contraception during the study and for a specified period after the last dose.

Who the study is looking for

  • All inclusion criteria can be found in the protocol (Section 5.1). 1. Informed Consent: Able to comprehend and willing to sign an informed consent form (ICF), and willing to comply with all trial procedures and restrictions for the duration specified in the Schedule of Events. Understands the risks involved.
  • Age: Individual ≥18 years of age at the time of signing informed consent.
  • Echocardiography: Has adequate acoustic windows for echocardiography.
  • Clinical Diagnosis: Has a clinical diagnosis of hypertrophic cardiomyopathy (HCM) consistent with current American College of Cardiology/American Heart Association and European Society of Cardiology Guideline definition, with unexplained left ventricular hypertrophy (LVH) in the absence of other cardiac or systemic diseases that can produce the magnitude of hypertrophy observed.

Age in the registry: 18 years to - · Sex: All · Does not accept healthy volunteers

Full criteria on EU CTIS (euclinicaltrials.eu)

Sites (44)

Sites in registry order. Save your city in your profile to sort them by distance.

SiteCityCountrySite status
Medical University of GrazGrazAustriaRecruiting
Universitair Ziekenhuis AntwerpenEdegemBelgiumRecruiting
Herz Und Diabeteszentrum NRW Bad Oeynhausen Universitaetsklinik Der Ruhr-Universitaet BochumBad OeynhausenGermanyRecruiting
Universitaetsmedizin GoettingenGoettingenGermanyRecruiting
Universitaetsklinikum Heidelberg AöRHeidelbergGermanyRecruiting
Universitaetsklinikum Jena KöRJenaGermanyRecruiting
Complexo Hospitalario Universitario A CoruñaA CoruñaSpainRecruiting
Hospital General Universitario Dr. BalmisAlicanteSpainRecruiting
Hospital de la Santa Creu i Sant PauBarcelonaSpainRecruiting
Hospital Clinic de BarcelonaBarcelonaSpainRecruiting
Hospital Universitari Vall d'HebronBarcelonaSpainRecruiting
Hospital Universitario Virgen de las NievesGranadaSpainRecruiting
Bellvitge University HospitalL'hospitalet De LlobregatSpainRecruiting
Hospital Universitario Ramón y CajalMadridSpainRecruiting
Hospital Universitario La PazMadridSpainRecruiting
Hospital Universitario Puerta de Hierro de MajadahondaMajadahondaSpainRecruiting
University Clinical Hospital Virgen De La ArrixacaMurciaSpainRecruiting
Hospital Son LlatzerPalmaSpainRecruiting
Hospital Universitario De SalamancaSalamancaSpainRecruiting
Hospital Universitario Virgen De La MacarenaSevillaSpainRecruiting
University Hospital Virgen Del Rocio S.L.SevillaSpainRecruiting
Hospital Universitario Y Politecnico La FeValenciaSpainRecruiting
Hospital Alvaro CunqueiroVigoSpainRecruiting
Centre Hospitalier Universitaire de MontpellierMontpellierFranceRecruiting
Assistance Publique Hopitaux de ParisParisFranceRecruiting
Centre Hospitalier Universitaire de NantesSaint-HerblainFranceRecruiting
IRCCS Azienda Ospedaliero-Universitaria di BolognaBolognaItalyRecruiting
Azienda Ospedaliero-Universitaria CareggiFlorenceItalyRecruiting
ASST Grande Ospedale Metropolitano NiguardaMilanItalyRecruiting
Istituto Auxologico ItalianoMilanItalyRecruiting
Azienda Ospedaliera Universitaria Federico II Di NapoliNaplesItalyRecruiting
Fondazione Toscana Gabriele MonasterioPisaItalyRecruiting
Policlinico San Donato S.p.A.San Donato MilaneseItalyRecruiting
Amsterdam UMC Research B.V.AmsterdamNetherlandsRecruiting
Leids Universitair Medisch Centrum (LUMC)LeidenNetherlandsRecruiting
Radboud universitair medisch centrum StichtingNijmegenNetherlandsRecruiting
Erasmus Universitair Medisch Centrum Rotterdam (Erasmus MC)RotterdamNetherlandsRecruiting
Kardio Brynów Sp. z o.o.KatowicePolandRecruiting
Panstwowy Instytut Medyczny Ministerstwa Spraw Wewnetrznych i AdministracjiWarsawPolandRecruiting
4 Wojskowy Szpital Kliniczny Z Poliklinika Samodzielny Publiczny Zaklad Opieki Zdrowotnej We WroclawWrocławPolandRecruiting
Unidade Local De Saude Do Alto Ave E.P.E.GuimaraesPortugalRecruiting
Hospital da Luz, S.ALisbonPortugalRecruiting
Hospital Cuf Descobertas S.A.LisbonPortugalRecruiting
Unidade Local De Saude De Sao Jose E.P.E.LisbonPortugalRecruiting

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This page is information, not medical advice. Discuss any trial with your doctor.