Treatment for chronic virus-negative inflammatory cardiomyopathy

A Multicenter, Randomized, Double-blind, Placebo-controlled TRial Evaluating Immunosuppressive Treatment in Patients With Chronic Virus-Negative Inflammatory cardiomyopaThY (TRINITY Trial)

Phase2; Phase3 Interventional LMU Klinikum · NCT05570409

This study is testing if a combination of two medications can help people with chronic heart failure caused by inflammation feel better compared to a placebo.

Quick facts

PhasePhase2; Phase3
Study typeInterventional
Enrollment130 (estimated)
Ages18 Years and up
SexAll
SponsorLMU Klinikum Academic / other
Locations14 sites (Bad Nauheim and 13 other locations)
Trial IDNCT05570409 on ClinicalTrials.gov

What this trial studies

This clinical trial evaluates the effectiveness of immunosuppressive treatment using Mycophenolate mofetil and prednisolone compared to a placebo in patients with chronic virus-negative inflammatory cardiomyopathy. It is a multicenter, randomized, double-blind, placebo-controlled trial lasting 6 months, focusing on patients with moderate to severe heart failure despite optimal medical treatment. The primary outcome is the absolute increase in left ventricular ejection fraction (LVEF) assessed through MRI at a 12-month follow-up.

Who should consider this trial

Good fit: Ideal candidates are adults aged 18 and older with biopsy-proven virus-negative inflammatory cardiomyopathy and reduced LVEF despite optimal heart failure treatment.

Not a fit: Patients with established cardiotropic virus infections or those who do not meet the specific histopathological criteria will not benefit from this study.

Why it matters

Potential benefit: If successful, this treatment could provide a new therapeutic option for patients suffering from inflammatory cardiomyopathy, potentially improving heart function and quality of life.

How similar studies have performed: While existing data on immunosuppression for inflammatory cardiomyopathy is preliminary, this study aims to validate these approaches through a larger randomized trial.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

1. Age ≥18 years
2. Medical therapy for HF for ≥3 months and \<10 years according to current guideline recommendations
3. Persistent reduction of LVEF \<50% on a routine echocardiographic evaluation (Simpson's biplane) not older than 1 month at time of inclusion
4. EMB with immunohistochemical evidence of lymphocytic myocarditis defined as ≥14 leukocytes/mm2 including up to 4 monocytes/mm2 with the presence of CD3 positive T-lymphocytes ≥7 cells/mm2 and increased MHC-II expression as approved by the histopathology core lab
5. Absence of established cardiotropic virus infection in EMBs (i.e. enteroviruses, HHV-6, EBV, CMV, adenoviruses, parvovirus B19 \>500 copies) as approved by the histopathology core lab
6. Negative pregnancy test and the use of a highly effective contraceptive measure in women with child-bearing potential (according to CTFG recommendations)
7. Written informed consent.

Exclusion Criteria:

1. Histopathological (as approved by the histopathology core lab) and/ or clinical evidence of acute lymphocytic myocarditis, sarcoidosis, GCM or eosinophilic myocarditis,
2. Known systemic inflammatory disease,
3. Recent major surgery within \<6 weeks, recent ICD implantation within \<6 weeks or recent CRT implantation within \<3 months prior to,
4. Known coronary artery disease responsible for cardiac dysfunction (i.e., prior myocardial infarction, persistent stenosis ≥ 70%),
5. Pregnancy or lactation,
6. Contraindications to immunosuppressive treatment with MMF + corticosteroids,
7. Inability to provide informed consent.

Where this trial is running

Bad Nauheim and 13 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Inflammatory Cardiomyopathyinflammatory cardiomyopathyheart failureMycophenolate mofetilchronic myocarditismyocarditisenomyocardial biopsyimmunosupression
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.