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Efficacy of Lipoic Acid on Chronic Ischemic Heart Failure Patients

4 sierpnia 2026 zaktualizowane przez: Xu Lei, Shanghai Zhongshan Hospital

Lipoic Acid in Chronic Ischemic Heart Failure: Assessment of Reduction in Major Adverse Cardiovascular Events

Chronic heart failure is a clinical condition caused by structural heart disease and is characterized by reduced pumping function, fluid retention, and abnormal activation of neurohormonal systems. It represents the advanced stage of many cardiovascular diseases and remains a major global health challenge. Despite progress in medical and interventional therapies, patients with chronic heart failure continue to experience high rates of death, hospitalization, and long-term disability.

Ischemic heart failure, which develops as a result of coronary artery disease and prior myocardial infarction, is the most common form of chronic heart failure. Current treatment strategies, including guideline-directed medical therapy and revascularization procedures, can improve symptoms and outcomes but do not fully address the residual risk of adverse cardiovascular events. Therefore, additional therapeutic approaches are needed to further improve long-term prognosis in this population.

Abnormal myocardial energy metabolism is a key pathological feature of heart failure. Mitochondria play a central role in energy production, and impaired mitochondrial function contributes to disease progression. Previous studies by our group have identified mitochondrial aldehyde dehydrogenase 2 (ALDH2) as an important regulator of myocardial metabolic homeostasis and cardiac protection under ischemic and stress conditions.

Alpha-lipoic acid is a vitamin B-related compound with antioxidant properties and has been widely used in clinical practice for other indications. Increasing evidence suggests that alpha-lipoic acid may also exert protective effects in cardiovascular diseases, potentially through modulation of mitochondrial function. Experimental studies have shown that alpha-lipoic acid can restore ALDH2 activity and improve cardiac function in models of heart failure.

Based on these findings, we conducted an exploratory randomized controlled trial between 2019 and 2023 to evaluate the safety and potential efficacy of alpha-lipoic acid in patients with ischemic heart failure. In this multicenter study, patients receiving alpha-lipoic acid showed favorable trends toward reduced risk of death and heart failure-related hospitalization, as well as significant improvements in left ventricular ejection fraction and exercise capacity, without an increase in adverse events.

Taken together, prior mechanistic research and early clinical evidence support the hypothesis that alpha-lipoic acid may provide additional benefit when used as adjunctive therapy in patients with chronic ischemic heart failure. The present study is designed to further evaluate whether long-term supplementation with alpha-lipoic acid can reduce major adverse cardiovascular events and improve clinical outcomes in this population.

Przegląd badań

Status

Jeszcze nie rekrutacja

Warunki

Interwencja / Leczenie

Typ studiów

Interwencyjne

Zapisy (Szacowany)

1526

Faza

  • Faza 3

Kontakty i lokalizacje

Ta sekcja zawiera dane kontaktowe osób prowadzących badanie oraz informacje o tym, gdzie badanie jest przeprowadzane.

Kontakt w sprawie studiów

Lokalizacje studiów

  • Chiny
      • Dalian, Chiny
        • The First Affiliated Hospital of Dalian Medical University
        • Kontakt:
      • Guangdong, Chiny
        • Guangdong Provincial People's Hospital
        • Kontakt:
    • Anhui
      • Hefei, Anhui, Chiny, 230001
        • The First Affiliated Hospital of USTC (Anhui Provincial Hospital)
        • Kontakt:
    • Fujian
      • Fuzhou, Fujian, Chiny, 35000
        • Fujian Provincial Hospital
        • Kontakt:
    • Guangdong
      • Guangzhou, Guangdong, Chiny, 510080
        • The First Affiliated Hospital, Sun Yat-sen University
        • Kontakt:
    • Henan
      • Luoyang, Henan, Chiny, 471009
        • Luoyang Central Hospital Affiliated to Zhengzhou University
        • Kontakt:
          • Xuewei Chang
          • Numer telefonu: +86-379-63892222
          • E-mail: xueway@126.com
      • Zhengzhou, Henan, Chiny, 450052
        • The First Affiliated Hospital of Zhengzhou University
        • Kontakt:
    • Jiangsu
      • Nanjing, Jiangsu, Chiny, 210009
        • Zhongda Hospital, Southeast University
        • Kontakt:
    • Liaoning
      • Dalian, Liaoning, Chiny
        • Affiliated Zhongshan Hospital of Dalian University
        • Kontakt:
    • Shaanxi
      • Xi'an, Shaanxi, Chiny, 710061
        • The First Affiliated Hospital of Xi'an Jiaotong University
        • Kontakt:
    • Shandong
      • Jinan, Shandong, Chiny, 250012
        • Qilu Hospital of Shandong University
        • Kontakt:
          • Xiaoping Ji
          • Numer telefonu: +86-531-82169400
          • E-mail: jxp64@163.com
      • Jining, Shandong, Chiny, 272029
        • Affiliated Hospital of Jining Medical University
        • Kontakt:
      • Qingdao, Shandong, Chiny, 266000
        • The Affiliated Hospital of Qingdao University
        • Kontakt:
    • Shanghai Municipality
      • Shanghai, Shanghai Municipality, Chiny, 200032
      • Shanghai, Shanghai Municipality, Chiny, 200120
        • Shanghai East Hospital, Tongji University School of Medicine
        • Kontakt:
      • Shanghai, Shanghai Municipality, Chiny, 200237
        • Shanghai Xuhui Central Hospital, Zhongshan-Xuhui Hospital
        • Kontakt:
      • Shanghai, Shanghai Municipality, Chiny, 200940
        • Wusong Hospital, Zhongshan Hospital, Fudan University
        • Kontakt:
      • Shanghai, Shanghai Municipality, Chiny, 201700
        • Qingpu Branch of Zhongshan Hospital Affiliated to Fudan University
        • Kontakt:
    • Shanxi
      • Taiyuan, Shanxi, Chiny, 030024
        • Shanxi Cardiovascular Hospital
        • Kontakt:
      • Taiyuan, Shanxi, Chiny, 030001
        • The Second Hospital of Shanxi Medical University
        • Kontakt:
    • Zhejiang
      • Quzhou, Zhejiang, Chiny, 324000
        • Quzhou People's Hospital (Quzhou Affiliated Hospital of Wenzhou Medical University)
        • Kontakt:

Kryteria uczestnictwa

Badacze szukają osób, które pasują do określonego opisu, zwanego kryteriami kwalifikacyjnymi. Niektóre przykłady tych kryteriów to ogólny stan zdrowia danej osoby lub wcześniejsze leczenie.

Kryteria kwalifikacji

Wiek uprawniający do nauki

  • Dorosły
  • Starszy dorosły

Akceptuje zdrowych ochotników

Nie

Opis

Inclusion Criteria:

  • Aged 18 years or older and younger than 75 years at the time of enrollment.
  • A history of chronic heart failure for more than 3 months, or clinical symptoms of heart failure lasting more than 3 months, diagnosed according to the 2023 European Society of Cardiology guidelines for the diagnosis and treatment of chronic heart failure.
  • Left ventricular ejection fraction (LVEF) of 40% or less, as assessed by echocardiography.
  • A history of acute myocardial infarction more than 3 months prior to enrollment, diagnosed according to the Fourth Universal Definition of Myocardial Infarction.
  • New York Heart Association (NYHA) functional class II to IV, with stable clinical symptoms.
  • Receipt of guideline-directed medical therapy for heart failure for at least 2 weeks, without dose adjustment or intravenous therapy during this period. Guideline-directed medical therapy includes: Angiotensin-converting enzyme inhibitors (ACEIs), or Angiotensin receptor blockers (ARBs), or Angiotensin receptor-neprilysin inhibitors (ARNIs), Beta-blockers, and Mineralocorticoid receptor antagonists,unless contraindicated or not tolerated, and prescribed at optimal tolerated doses.
  • Ability and willingness to understand the study procedures and provide written informed consent.

Exclusion Criteria:

  • Prior cardiac resynchronization therapy (CRT).
  • Severe hepatic dysfunction, defined as liver transaminase levels greater than three times the upper limit of normal, or severe renal dysfunction, defined as an estimated glomerular filtration rate (eGFR) less than 30 mL/min/1.73 m².
  • Presence of uncontrolled malignant arrhythmias or progressively worsening unstable angina.
  • Presence of malignancy, lymphoma, leukemia, or other serious diseases with an expected life expectancy of less than 1 year.
  • Participation in another investigational drug study within 4 weeks prior to enrollment, or current receipt of any investigational treatment other than the study intervention.
  • Pregnant or breastfeeding women.
  • Known allergy to vitamin B-related medications.

Plan studiów

Ta sekcja zawiera szczegółowe informacje na temat planu badania, w tym sposób zaprojektowania badania i jego pomiary.

Jak projektuje się badanie?

Szczegóły projektu

  • Główny cel: Leczenie
  • Przydział: Randomizowane
  • Model interwencyjny: Przydział równoległy
  • Maskowanie: Potroić

Broń i interwencje

Grupa uczestników / Arm
Interwencja / Leczenie
Komparator placebo: grupa placebo
Lek: placebo
After enrollment, patients received placebo drug at a dose of 600 mg per day for 24 months.
Eksperymentalny: Alpha-Lipoic Acid (ALA)
Lek: Alpha-Lipoic Acid (ALA)
After enrollment, patients received Alpha-Lipoic Acid drug at a dose of 600 mg per day for 24 months.

Co mierzy badanie?

Podstawowe miary wyniku

Miara wyniku
Opis środka
Ramy czasowe
Major Adverse Cardiovascular Events (MACE)
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Major adverse cardiovascular events (MACE) are defined as a composite outcome that includes cardiovascular death, hospitalization for heart failure, non-fatal stroke, and non-fatal myocardial infarction occurring during the follow-up period. The primary outcome is the occurrence of the first MACE event during follow-up, identified using standard clinical criteria and confirmed through medical records.
From enrollment to the end of treatment at 24 months.
Hospitalization for Heart Failure
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Unplanned admission to the hospital due to worsening heart failure symptoms that require intravenous treatment or intensified medical care during follow-up.
From enrollment to the end of treatment at 24 months.

Miary wyników drugorzędnych

Miara wyniku
Opis środka
Ramy czasowe
Hospitalization for Heart Failure
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Unplanned hospitalization due to worsening heart failure symptoms occurring during the follow-up period.
From enrollment to the end of treatment at 24 months.
Non-fatal Stroke
Ramy czasowe: From enrollment to the end of treatment at 24 months.
A new stroke event that does not result in death, diagnosed based on clinical symptoms and imaging findings, occurring during the follow-up period.
From enrollment to the end of treatment at 24 months.
Non-fatal Myocardial Infarction
Ramy czasowe: From enrollment to the end of treatment at 24 months.
A new myocardial infarction that does not result in death, diagnosed according to standard clinical criteria, occurring during the follow-up period.
From enrollment to the end of treatment at 24 months.
All-cause Mortality
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Death from any cause occurring during the follow-up period.
From enrollment to the end of treatment at 24 months.
Change in Left Ventricular Ejection Fraction (LVEF)
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Change in left ventricular ejection fraction from baseline to 24 months after randomization, measured by echocardiography.
From enrollment to the end of treatment at 24 months.
Change in 6-Minute Walk Distance (6MWD)
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Change in the distance walked during the 6-minute walk test from baseline to 24 months after randomization.
From enrollment to the end of treatment at 24 months.
Change in NT-proBNP Level
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Change in N-terminal pro-B-type natriuretic peptide (NT-proBNP) levels from baseline to 24 months after randomization.
From enrollment to the end of treatment at 24 months.
Change in Quality of Life Score (KCCQ)
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Change in quality of life as assessed by the Kansas City Cardiomyopathy Questionnaire (KCCQ) score from baseline to 24 months after randomization.
From enrollment to the end of treatment at 24 months.
Unplanned Coronary Revascularization
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Unplanned coronary revascularization due to acute myocardial ischemia during follow-up, including percutaneous coronary intervention (PCI) or coronary artery bypass grafting (CABG). This outcome is defined as a binary event.
From enrollment to the end of treatment at 24 months.
Heart Transplantation
Ramy czasowe: From enrollment to the end of treatment at 24 months.
Occurrence of orthotopic heart transplantation performed as definitive treatment for end-stage heart failure during the follow-up period. This outcome is defined as a binary event.
From enrollment to the end of treatment at 24 months.

Współpracownicy i badacze

Tutaj znajdziesz osoby i organizacje zaangażowane w to badanie.

Sponsor

Shanghai Zhongshan Hospital

Daty zapisu na studia

Daty te śledzą postęp w przesyłaniu rekordów badań i podsumowań wyników do ClinicalTrials.gov. Zapisy badań i zgłoszone wyniki są przeglądane przez National Library of Medicine (NLM), aby upewnić się, że spełniają określone standardy kontroli jakości, zanim zostaną opublikowane na publicznej stronie internetowej.

Główne daty studiów

Rozpoczęcie studiów (Szacowany)

1 listopada 2026

Zakończenie podstawowe (Szacowany)

1 listopada 2030

Ukończenie studiów (Szacowany)

1 grudnia 2030

Daty rejestracji na studia

Pierwszy przesłany

21 lipca 2026

Pierwszy przesłany, który spełnia kryteria kontroli jakości

21 lipca 2026

Pierwszy wysłany (Rzeczywisty)

24 lipca 2026

Aktualizacje rekordów badań

Ostatnia wysłana aktualizacja (Rzeczywisty)

5 sierpnia 2026

Ostatnia przesłana aktualizacja, która spełniała kryteria kontroli jakości

4 sierpnia 2026

Ostatnia weryfikacja

1 lipca 2026

Więcej informacji

Terminy związane z tym badaniem

Słowa kluczowe

Dodatkowe istotne warunki MeSH

Inne numery identyfikacyjne badania

  • KY2026037

Plan dla danych uczestnika indywidualnego (IPD)

Planujesz udostępniać dane poszczególnych uczestników (IPD)?

NIE

Opis planu IPD

Deidentified individual participant data will not be made publicly available because the study includes sensitive clinical and genetic information, and no mechanism or participant consent for sharing data with external researchers has been established. Aggregate study results will be disseminated through ClinicalTrials.gov and peer-reviewed publications.

Informacje o lekach i urządzeniach, dokumenty badawcze

Bada produkt leczniczy regulowany przez amerykańską FDA

Nie

Bada produkt urządzenia regulowany przez amerykańską FDA

Nie

Te informacje zostały pobrane bezpośrednio ze strony internetowej clinicaltrials.gov bez żadnych zmian. Jeśli chcesz zmienić, usunąć lub zaktualizować dane swojego badania, skontaktuj się z register@clinicaltrials.gov. Gdy tylko zmiana zostanie wprowadzona na stronie clinicaltrials.gov, zostanie ona automatycznie zaktualizowana również na naszej stronie internetowej .

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