TTP Clinical Trials

9 recruitingLast updated: July 25, 2026

There are 9 actively recruiting ttp clinical trials across 12 countries. Studies span Phase 3. Top locations include Vienna, Austria, Paris, France, Jena, Germany. Updated daily from ClinicalTrials.gov.


TTP Trials at a Glance

9 actively recruiting trials for ttp are listed on ClinicalTrialsFinder across 6 cities in 12 countries. The largest study group is Phase 3 with 1 trial, with the heaviest enrollment activity in Vienna, Paris, and Jena. Lead sponsors running ttp studies include Takeda, Fondazione Luigi Villa, and Charles M Knudson.

Browse ttp trials by phase

Treatments under study

About TTP Clinical Trials

Looking for clinical trials for TTP? There are currently 1 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 TTP 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 TTP 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 19 of 9 trials

Recruiting

A Study in Children and, Adults With Congenital Thrombotic Thrombocytopenic Purpura (cTTP) Treated With Adzynma

Thrombotic Thrombocytopenic Purpura (TTP)
Takeda50 enrolled7 locationsNCT07353099
Recruiting

Immunological Aspect of Thrombotic Thrombocytopenic Purpura (TTP)

Thrombotic Thrombocytopenic Purpura (TTP)
University Hospital, Rouen44 enrolled1 locationNCT06945861
Recruiting

A Survey of Recombinant ADAMTS13 in Participants With Congenital Thrombotic Thrombocytopenic Purpura

Thrombotic Thrombocytopenic Purpura (TTP)
Takeda40 enrolled1 locationNCT06441578
Recruiting

Retrospective Epidemiological Study of Patients in the National Cohort of the French TMA Center

Cardiovascular DiseasesRare DiseasesAutoimmune Diseases+5 more
Assistance Publique - Hôpitaux de Paris1,200 enrolled1 locationNCT07205861
Recruiting

Biorepository and Registry for Plasma Exchange Patients

NMO Spectrum DisorderCIDPAntibody-mediated Rejection+1 more
Charles M Knudson200 enrolled1 locationNCT05004493
Recruiting
Phase 3

A Study of TAK-755 in Participants With Congenital Thrombotic Thrombocytopenic Purpura

Thrombotic Thrombocytopenic Purpura (TTP)
Takeda77 enrolled27 locationsNCT04683003
Recruiting

Italian iTTP Registry

TTP - Thrombotic Thrombocytopenic Purpura
Fondazione Luigi Villa132 enrolled1 locationNCT06376786
Recruiting

Turkey Thrombotic Thrombocytopenic Purpura Disease Registry: National Multicenter Study

TTP - Thrombotic Thrombocytopenic Purpura
Turkish Hematology Association960 enrolled1 locationNCT05950750
Recruiting

Construction of a Database for TTP

TTP - Thrombotic Thrombocytopenic Purpura
The First Affiliated Hospital of Soochow University500 enrolled1 locationNCT05571774