Telangiectasia Clinical Trials

18 recruitingLast updated: June 18, 2026

There are 18 actively recruiting telangiectasia clinical trials across 14 countries. Studies span Not Applicable, Phase 1, Phase 2, Phase 4. Top locations include Boston, Massachusetts, United States, Buenos Aires, Buenos Aires, Argentina, Birmingham, Alabama, United States. Updated daily from ClinicalTrials.gov.


Telangiectasia Trials at a Glance

18 actively recruiting trials for telangiectasia are listed on ClinicalTrialsFinder across 6 cities in 14 countries. The largest study group is Not Applicable with 4 trials, with the heaviest enrollment activity in Boston, Buenos Aires, and Birmingham. Lead sponsors running telangiectasia studies include Hospital Italiano de Buenos Aires, Imperial College London, and Danish Breast Cancer Cooperative Group.

Browse telangiectasia trials by phase

Treatments under study

About Telangiectasia Clinical Trials

Looking for clinical trials for Telangiectasia? There are currently 2 studies actively recruiting participants. Clinical trials offer access to new treatments before they are widely available, and every approved therapy in use today was first tested through a clinical trial.

Below you can browse trials, sign up for alerts when new Telangiectasia trials open, and view eligibility criteria for each study. Each listing includes the study phase, locations, and enrollment details.

Frequently Asked Questions

Common questions about Telangiectasia clinical trials

A clinical trial is a carefully designed research study that tests new medical treatments, drugs, devices, or approaches in human volunteers. Every approved medication and treatment available today was proven safe and effective through clinical trials.

All clinical trials are reviewed and approved by Institutional Review Boards (IRBs) — independent committees that evaluate patient safety. Trials follow strict protocols, and your health is monitored closely throughout. You can withdraw at any time.

Not necessarily. Many trials compare the new treatment against the current standard of care, meaning all participants receive active treatment. When placebos are used, they are typically combined with standard treatment, not given alone. The trial description will always specify the design.

Under the Affordable Care Act, most private insurers are required to cover routine patient care costs during a clinical trial. The sponsor typically covers the investigational treatment itself. Medicare also covers routine costs for qualifying trials.

Yes. Participation is completely voluntary. You can withdraw at any time, for any reason, without it affecting your access to standard medical care.

Each trial has specific eligibility criteria — including age, diagnosis, disease stage, prior treatments, and general health. Browse the trials listed above and check their eligibility sections. You can also contact the trial site directly to discuss your situation.

Showing 118 of 18 trials

Recruiting
Phase 1Phase 2

A Study to Evaluate ALN-6400 in Healthy Volunteers and Patients With Hereditary Hemorrhagic Telangiectasia (HHT)

Hereditary hemorrhagic telangiectasia
Alnylam Pharmaceuticals120 enrolled16 locationsNCT06659640
Recruiting
Phase 4

Phase 4 Study: Long-term Safety and Efficacy of NT-501 in MacTel Type 2, Including Sham Procedure Participants

Macular Telangiectasia Type 2 (MacTel)
Neurotech Pharmaceuticals285 enrolled26 locationsNCT06971939
Recruiting
Phase 1Phase 2

Safety and Efficacy of Mutation-targeted Precision Genetic Therapy for Ataxia-Telangiectasia (A-T)

Ataxia-telangiectasia
Timothy Yu10 enrolled1 locationNCT07215416
Recruiting
Phase 2

Efficacy of Nintedanib for Treatment of Epistaxis in Hereditary Hemorrhagic Telangiectasia (HHT) Patients

Telangiectasia, Hereditary Hemorrhagic
Dr. Romain Lazor48 enrolled3 locationsNCT04976036
Recruiting
Phase 1

A single ascending dose study of TX002100 in healthy participants

Hereditary hemorrhagic telangiectasia
Tectonic Operating Company. Inc.48 enrolled1 locationACTRN12626000242325
Recruiting
Not Applicable

Non-Invasive Detection of Pulmonary Right-to-Left Shunts Using the SONAS Ultrasound Device

Hereditary Haemorrhagic TelangiectasiaPulmonary Arteriovenous MalformationPFO - Patent Foramen Ovale
St. Antonius Hospital40 enrolled1 locationNCT07414446
Recruiting

Institutional Registry of Rare Diseases

ParagangliomaPheochromocytomaAmyloidosis+23 more
Hospital Italiano de Buenos Aires380 enrolled1 locationNCT06573723
Recruiting
Phase 1

A Trial of TER-1754 in Patients With Hereditary Hemorrhagic Telangiectasia

Hereditary Hemorrhagic Telangiectasia (HHT)
Terremoto Biosciences Inc.90 enrolled1 locationNCT07255846
Recruiting
Not Applicable

Immunological Effects of Iron Supplementation in HHT Disease

Hereditary Haemorrhagic Telangiectasia
Hospices Civils de Lyon155 enrolled1 locationNCT07111598
Recruiting

Comprehensive HHT Outcomes Registry of the United States (CHORUS)

Gastrointestinal BleedingTelangiectasiaArteriovenous Malformations+4 more
Cure HHT10,000 enrolled16 locationsNCT06259292
Recruiting

Rare Disease Patient Registry & Natural History Study - Coordination of Rare Diseases at Sanford

Multiple Endocrine Neoplasia Type 1Multiple Endocrine Neoplasia Type 2Rare Disorders+337 more
Sanford Health20,000 enrolled2 locationsNCT01793168
Recruiting

Institutional Registry of Haemorrhagic Hereditary Telangiectasia

Haemorrhagic Hereditary Telangiectasia
Hospital Italiano de Buenos Aires590 enrolled1 locationNCT01761981
Recruiting
Not Applicable

Prospective Study of Antiplatelet and Anticoagulation Therapy in Hereditary Haemorrhagic Telangiectasia

Rendu Osler DiseaseHereditary hemorrhagic telangiectasia
University Hospital, Clermont-Ferrand100 enrolled18 locationsNCT05641142
Recruiting

Influence of Hypoxic Induced Factors in Patients With Hereditary Hemorrhagic Telangiectasia

Hereditary hemorrhagic telangiectasia
University Hospital, Essen100 enrolled1 locationNCT04469517
Recruiting

Molecular Studies on Hereditary Haemorrhagic Telangiectasia Families

Telangiectasia, Hereditary Hemorrhagic
Imperial College London1,000 enrolled1 locationNCT00230620
Recruiting

Case Notes Review on Patients With Hereditary Haemorrhagic Telangiectasia

Telangiectasia, Hereditary Hemorrhagic
Imperial College London2,000 enrolled1 locationNCT00230685
Recruiting
Not Applicable

Partial Breast Versus no Irradiation for Women With Early Breast Cancer

Local Neoplasm RecurrenceDistantly Metastatic Malignant NeoplasmDeath+6 more
Danish Breast Cancer Cooperative Group926 enrolled17 locationsNCT03646955
Recruiting

Therapeutic Approaches to Nutrition in Ataxia-Telangiectasia: a Randomised Controlled Matched Cross-over Trial

Ataxia-telangiectasia
Royal Brisbane & Women's Hospital20 enrolled1 locationACTRN12612000207819