Etiology Clinical Trials

11 recruitingLast updated: May 13, 2026

There are 11 actively recruiting etiology clinical trials across 10 countries. Studies span Not Applicable, Phase 2, Phase 3. Top locations include Hong Kong, China, Beijing, China, Bordeaux, France. Updated daily from ClinicalTrials.gov.


Etiology Trials at a Glance

11 actively recruiting trials for etiology are listed on ClinicalTrialsFinder across 6 cities in 10 countries. The largest study group is Not Applicable with 2 trials, with the heaviest enrollment activity in Hong Kong, Beijing, and Bordeaux. Lead sponsors running etiology studies include The University of Hong Kong, Insel Gruppe AG, University Hospital Bern, and Fondation Ophtalmologique Adolphe de Rothschild.

Browse etiology trials by phase

Treatments under study

About Etiology Clinical Trials

Looking for clinical trials for Etiology? 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 Etiology 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 Etiology 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 111 of 11 trials

Recruiting

Emergency PWAS in Respiratory Infectious Disease

Viral infectionsSepsisPneumonia+5 more
The University of Hong Kong2,000 enrolled1 locationNCT05336851
Recruiting

Translational Immunodiagnostics in Stroke (TrImS)

Atrial FibrillationAcute Ischemic StrokeCardioembolic Stroke+9 more
The University of Hong Kong650 enrolled1 locationNCT05300997
Recruiting
Not Applicable

Early Postoperative Day 0 Chest Tube Removal After Thoracoscopic Minor Surgeries

Lung Pathologies of Unclear Etiology
Insel Gruppe AG, University Hospital Bern304 enrolled1 locationNCT04670523
Recruiting
Phase 3

Low Dose Trimethoprim-Sulfamethoxazole for the Treatment of Pneumocystis Jirovecii Pneumonia

Pneumocystis PneumoniaPneumocystisPneumocystis Jirovecii Infection+5 more
Todd C. Lee MD MPH FIDSA416 enrolled1 locationNCT04851015
Recruiting

Thrombus Composition in Ischemic Stroke: Analysis of the Correlation With Plasma Biomarkers, Efficacy of Treatment, Etiology and Prognosis

PrognosisBiomarkersStroke, Acute+2 more
Fondation Ophtalmologique Adolphe de Rothschild1,200 enrolled12 locationsNCT03268668
Recruiting

Development, Application, and Mechanistic Investigation of a Novel Minimally-Invasive Bidirectional Epidural Cerebellar Stimulation Technique for Cerebellar Cognitive Affective Syndrome

PhysiopathologyEtiologyCerebellar Atrophy
Peking University First Hospital200 enrolled1 locationNCT07166432
Recruiting
Phase 2

Adjunctive Doxycycline for Central Nervous System Tuberculosis

Tuberculosis, MeningealTuberculosis; Meningitis (Etiology)Tuberculosis, Central Nervous System+1 more
National University Hospital, Singapore200 enrolled5 locationsNCT06446245
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
Not Applicable

Esketamine Combined Pulsed Radiofrequency for Acute/Subacute Zoster-associated Trigeminal Neuralgia

Zoster; Herpes, Trigeminal Neuralgia (Etiology)
Beijing Tiantan Hospital174 enrolled1 locationNCT06890897
Recruiting
Phase 2

Amphotericin Versus Posaconazole for Pulmonary Mucormycosis

Mucormycosis; Pulmonary (Etiology)
Post Graduate Institute of Medical Education and Research, Chandigarh50 enrolled1 locationNCT05468372
Recruiting

Prospective Single-Timepoint Huntington's Disease Biospecimen Collection Study

Huntington DiseaseHuntington's DementiaHuntington Disease, Late Onset+1 more
Sanguine Biosciences5 enrolled1 locationNCT05773196