Rare diseases Clinical Trials: Active Studies by Market and Country

Clinical studies that are recruiting or active now, for each of our markets on this topic.

Source: ClinicalTrials.gov, Studies recruiting, active or not yet recruiting, worldwide. Retrieved 12 Nov 2026.

Active trials by market

Studies that are recruiting, active, or about to start. One study can count for more than one market, so the numbers are not added up.

  1. 1Amyloidosis Treatment356Amyloidosis Treatment: See them on ClinicalTrials.gov (opens in a new tab)
  2. 2ALS Treatment279ALS Treatment: See them on ClinicalTrials.gov (opens in a new tab)
  3. 3Sickle Cell Disease Therapeutics268Sickle Cell Disease Therapeutics: See them on ClinicalTrials.gov (opens in a new tab)
  4. 4Cystic Fibrosis Therapeutics237Cystic Fibrosis Therapeutics: See them on ClinicalTrials.gov (opens in a new tab)
  5. 5Hemophilia Treatment170Hemophilia Treatment: See them on ClinicalTrials.gov (opens in a new tab)
  6. 6Myasthenia Gravis Treatment150Myasthenia Gravis Treatment: See them on ClinicalTrials.gov (opens in a new tab)
  7. 7Spinal Muscular Atrophy Treatment131Spinal Muscular Atrophy Treatment: See them on ClinicalTrials.gov (opens in a new tab)
  8. 8Duchenne Muscular Dystrophy Treatment116Duchenne Muscular Dystrophy Treatment: See them on ClinicalTrials.gov (opens in a new tab)
  9. 9Huntington's Disease Treatment66Huntington's Disease Treatment: See them on ClinicalTrials.gov (opens in a new tab)
  10. 10Phenylketonuria Treatment43Phenylketonuria Treatment: See them on ClinicalTrials.gov (opens in a new tab)
  11. 11Gene Therapy for Hemophilia24Gene Therapy for Hemophilia: See them on ClinicalTrials.gov (opens in a new tab)

Source: ClinicalTrials.gov, Studies recruiting, active or not yet recruiting, worldwide. Retrieved 12 Nov 2026.

Recently updated trials

Each opens its own record on ClinicalTrials.gov.

Source: ClinicalTrials.gov, Study records, newest update first. Retrieved 12 Nov 2026.

Acuitas market sizes and forecasts are only in our full reports. How we use public data.