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Mitochondrial disease

Where research stands todayUpdated 15 Nov 2026
Trial-stage treatments you can join–open now
in United States
Studies published in the last 12 months00 in people · 0 in animals · 0 in the lab
Support organisations2organisations
in United States
1 helpline

Trial-stage treatments and research studies you can join

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Get notified of new trialsUnited States, all cities, all phases
Your ageShows only trials that take people your age.
Phase
  1. Trial-stage treatmentPhase 4
    Elamipretide daily injections compared with placebo in people with Barth syndrome

    Tests elamipretide against placebo in people with genetically confirmed Barth syndrome.

    Needham, United StatesAge 5 to 55
  2. Trial-stage treatmentPhase 3Taking people
    Tests sonlicromanol against placebo in adults with a genetic mitochondrial disease

    Tests sonlicromanol against placebo for fatigue and physical ability in adults with mitochondrial disease.

    Boston, United StatesAlso Cleveland, HoustonAge 18 to 64
  3. Trial-stage treatmentPhase 1Taking people
    Testing a small oxygen sensor to measure muscle energy function in mitochondrial disease

    Tests an oxygen nanosensor in muscle of people with mitochondrial myopathy and healthy volunteers.

    Philadelphia, United StatesAge 18 to 65
  4. Trial-stage treatmentPhase 1/2Soon in United States
    Tests glycerol tributyrate by mouth in adults with MELAS or LHON-Plus

    Tests glycerol tributyrate taken by mouth in adults with MELAS or LHON-Plus.

    Washington D.C., United StatesAge 18 to 65
  5. Trial-stage treatmentPhase 2Taking people
    Long-term study of KL1333 in adults with primary mitochondrial disease

    Tests KL1333 over a long time in adults with primary mitochondrial disease.

    Akron, United StatesAge 18+
  6. Trial-stage treatmentTaking people
    Testing a new eye imaging device in people with optic nerve and retina damage

    Tests an eye imaging device in adults with retina or optic nerve conditions.

    Iowa City, United StatesAge 18 to 99
  7. Trial-stage treatmentPhase 2Taking people
    KL1333 compared with placebo for adults with primary mitochondrial disease

    Tests KL1333 against placebo for fatigue and leg strength in adults with mitochondrial disease.

    Akron, United StatesAlso Atlanta, Aurora, Baltimore, Flower Mound, Houston, Indianapolis, Marlboro, Miami, …Age 18+
  8. Trial-stage treatmentPhase 3Taking people
    Coenzyme Q10 supplement for veterans with Gulf War illness

    Tests coenzyme Q10 against placebo for symptoms in veterans with Gulf War illness.

    La Jolla, United StatesAge 50+
  9. Trial-stage treatmentPhase 2
    Sirolimus for people with Leigh syndrome caused by a confirmed gene change

    Tests sirolimus for safety and effect in people with Leigh syndrome.

    Philadelphia, United StatesAge 0 to 55
  10. Trial-stage treatmentPhase 1Taking people
    Testing an oxygen nanosensor to measure muscle energy function in mitochondrial myopathy

    Tests a tiny oxygen sensor in muscle of adults with mitochondrial myopathy and healthy volunteers.

    Philadelphia, United StatesAge 18 to 65
  11. Trial-stage treatmentPhase 1Taking people
    N-acetylcysteine and brain glutathione in m.3243A>G mitochondrial disease

    Tests N-acetylcysteine doses in people with m.3243A>G mitochondrial disease.

    New York, United StatesAge 18 to 80
  12. Trial-stage treatmentPhase 1Taking people
    Passive exercise with a moving bed for people with mitochondrial disease

    Tests gentle bed-based passive exercise in people with mitochondrial disease and healthy volunteers.

    Philadelphia, United StatesAge 10 to 60
  13. Research studyTaking people
    Studying how infections affect people with mitochondrial disease over time

    Follows people with mitochondrial disease to see how infection relates to worsening health.

    Bethesda, United StatesAge 0 to 115
  14. Research studyTaking people
    Registry collecting health information on people with rare diseases

    Collects voluntary health information from people with rare or undiagnosed conditions for future research.

    Sioux Falls, United States
  15. Research studyTaking people
    Learning about the genes and course of pyruvate dehydrogenase complex deficiency

    Studies genes and symptoms in pyruvate dehydrogenase complex deficiency.

    Pittsburgh, United States
  16. Research studySoon in United States
    Tracking Energy Levels in People With Mitochondrial Disease and Other Fatiguing Conditions

    Follows adults with mitochondrial disease and other fatigue conditions using an energy score.

    Fort Myers, United StatesAge 18+
  17. Research studyTaking people
    Following the course of primary mitochondrial myopathy and building ways to measure it

    Studies how primary mitochondrial myopathy changes over time, compared with healthy people.

    Philadelphia, United StatesAge 0 to 100
  18. Research studySoon in United States
    Following how POLG mitochondrial disease changes over time

    Observes how POLG-related mitochondrial disease progresses in people over time.

    Akron, United StatesAlso Aurora, Dallas, Houston, New York, Philadelphia, San Diego
  19. Research studyTaking people
    Studying infections and genes in people with mitochondrial disease

    Studies how genes relate to illness in people with mitochondrial disease and their relatives.

    Bethesda, United StatesAge 0 to 115
  20. Trial-stage treatmentTaking people
    Tests patients' own bone marrow stem cells for eye and optic nerve diseases

    Tests own bone marrow stem cells in adults with retinal or optic nerve disease.

    Coral Springs, United StatesAlso WestportAge 18+

Support organisations

Patient organisations and helplines in United States, for you and your family.

We have no organisations for this disease listed in United States yet. General support there is below.

General support in United States

  • 988 Suicide & Crisis Lifeline

    US national 24/7 free and confidential lifeline for anyone in suicidal crisis or emotional distress, reachable by calling or texting 988 or by chat.

  • MedlinePlus

    Free, easy-to-read health information service of the US National Library of Medicine (NIH) on diseases, conditions, drugs and wellness.

International organisations

  • POLG Foundation

    Funds and connects research toward treatments and a cure for POLG mitochondrial disorders.

  • United Mitochondrial Disease Foundation

    Funds mito research and runs support, education and a patient registry for people with mito and their families.

Patient organisation umbrella bodies

Offer tissue or data

There are three ways to help research move faster.

Give tissue or bloodA biobank stores your sample so many research teams can use it.No open programme yet
Share your health dataA patient registry collects your health data, without your name, for research.How to join
Take part as a healthy volunteerStudies also need people without the disease, for comparison. Family and friends can help.Volunteer

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