126 Participants NeededMy employer runs this trial

NXT007 for Hemophilia A

(ZEBRHA 1 Trial)

Recruiting at 27 trial locations
RS
Fr
RS
Fr
Overseen ByFastest response: use the inquiry form. https://www.gene.com/contact-us/submit-medical-inquiry
Age: Any Age
Sex: Any
Trial Phase: Phase 3
Sponsor: Hoffmann-La Roche
Must be taking: Factor VIII
No Placebo GroupAll trial participants will receive the active study treatment (no placebo)
Pivotal Trial (Near Approval)This treatment is in the last trial phase before FDA approval
Prior Safety DataThis treatment has passed at least one previous human trial

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial explores a new treatment called NXT007 for individuals with hemophilia A, a condition that affects blood clotting. The goal is to determine if NXT007 is more effective and safer than the current standard treatment, Factor VIII, in preventing bleeding episodes. Participants will be divided into groups: one will receive NXT007, while the other will continue with standard Factor VIII treatment. The trial seeks individuals with severe or moderate hemophilia A who have been using Factor VIII to manage their condition. As a Phase 3 trial, this study represents the final step before FDA approval, offering participants a chance to contribute to a potentially groundbreaking treatment.

Is there any evidence suggesting that this trial's treatments are likely to be safe?

Research has shown that NXT007 was safe in earlier studies. In one study, a single injection under the skin was well tolerated, with no reports of blood clots. Another study confirmed these results, showing no blocked blood vessels. This suggests that NXT007 is generally safe for humans so far.

For those considering joining this trial, past research indicates that NXT007 has been well tolerated. However, discussing any concerns or questions with the trial team or a doctor remains important.12345

Why are researchers excited about this study treatment for hemophilia A?

Researchers are excited about NXT007 for Hemophilia A because it offers a potential new approach compared to the standard treatment, which typically involves regular infusions of Factor VIII. NXT007 is unique as it may provide prophylaxis with a different mechanism, potentially requiring less frequent dosing while still effectively preventing bleeding episodes. This could mean fewer injections and a more convenient treatment schedule for patients, improving their quality of life. Additionally, the possibility of switching patients from the standard Factor VIII treatment to NXT007 in an open-label extension suggests researchers are hopeful about its long-term benefits and safety.

What evidence suggests that this trial's treatments could be effective for hemophilia A?

Studies have shown that NXT007 has promising effects for people with hemophilia A. In this trial, participants will receive either NXT007 prophylaxis or FVIII standard of care (SOC) prophylaxis during the main study treatment period. Earlier research demonstrated that patients who switched to NXT007 maintained stable blood clotting levels similar to normal. Early data also suggest that NXT007 effectively controls bleeding. Additionally, NXT007 is generally well-tolerated, meaning most people's bodies handle it well. Although more research is needed, these findings support the potential effectiveness of NXT007 in treating hemophilia A.12367

Who Is on the Research Team?

CT

Clinical Trials

Principal Investigator

Hoffmann-La Roche

Are You a Good Fit for This Trial?

This trial is for people aged 12 and older with severe or moderate hemophilia A who do not have inhibitors against Factor VIII. Participants must have been on regular Factor VIII preventive treatment, have no history of FVIII inhibitors, and be able to follow contraception guidelines if needed.

Inclusion Criteria

* Agreement to adhere to the contraception requirements (for potential participants with childbearing potential)
* No documented inhibitor (i.e., \<0.6 BU/mL \[Bethesda unit per millilitre\]), FVIII half-life ≥6 hours, or FVIII recovery \>66% in the last 3 years prior to screening
* Documented historical negative test for FVIII inhibitor (i.e., \<0.6 BU/mL) within 12 months prior to enrollment
See 2 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Main Study Treatment

Participants receive either NXT007 prophylaxis or FVIII standard of care prophylaxis

Open-Label Extension

Participants in the NXT007 arm continue with NXT007 dosing, and participants in the FVIII arm switch to NXT007

Follow-up

Participants are monitored for safety and effectiveness after treatment

4 weeks

What Are the Treatments Tested in This Trial?

Interventions

  • Human Coagulation Factor VIII
  • NXT007

Trial Overview

The study compares a new medication called NXT007 to standard Factor VIII therapy in preventing bleeding episodes in people with hemophilia A. Participants are randomly assigned to receive either NXT007 or Factor VIII as ongoing preventive treatment.

How Is the Trial Designed?

3

Treatment groups

Experimental Treatment

Active Control

Group I: Open-Label Extension Period: NXT007 ProphylaxisExperimental Treatment1 Intervention
Group II: Main Study Treatment Period: NXT007 ProphylaxisExperimental Treatment1 Intervention
Group III: Main Study Treatment Period: FVIII SOC ProphylaxisActive Control1 Intervention

Find a Clinic Near You

Who Is Running the Clinical Trial?

Hoffmann-La Roche

Lead Sponsor

Trials
2,482
Recruited
1,107,000+
Headquarters
Basel, Switzerland
Known For
Precision medicine
Top Products
Avastin, Herceptin, Rituxan, Accu-Chek
Dr. Levi Garraway profile image

Dr. Levi Garraway

Hoffmann-La Roche

Chief Medical Officer since 2019

MD from the University of Basel

Dr. Thomas Schinecker profile image

Dr. Thomas Schinecker

Hoffmann-La Roche

Chief Executive Officer since 2023

PhD in Molecular Biology from New York University

Chugai Pharmaceutical

Industry Sponsor

Trials
105
Recruited
25,000+

Dr. Osamu Okuda

Chugai Pharmaceutical

Chief Executive Officer since 2020

MD from Kyoto University

Dr. Mariko Y. Momoi

Chugai Pharmaceutical

Chief Medical Officer

MD from Jichi Medical University

Citations

Early data suggest Roche's NXT007 may have the ...

Early data from the NXTAGE study suggest that NXT007 may have the potential to provide haemostatic normalisation in people with haemophilia A ( ...

NXT007 Suggests Favorable Tolerability and Efficacy in ...

NXT007 Suggests Favorable Tolerability and Efficacy in Phase I/II Study for Hemophilia A Following Direct Switch from Emicizumab without Washout ...

NXTAGE: a phase 1/2 study of NXT007 to assess safety ... - PMC

In a study of 30 emicizumab-naive patients with severe hemophilia A, they show persistent levels of hemostasis (>40 IU of FVIII per dL) with the higher NXT007 ...

NXTAGE: a phase 1/2 study of NXT007 to assess safety ...

Participants' plasma NXT007 concentration showed a dose-dependent increase, and predicted FVIII-equivalent activity reached a nonhemophilic ...

A first-in-human study of NXT007, a next-generation ...

Emicizumab is well tolerated and effective in people with congenital hemophilia A regardless of age, severity of disease, or inhibitor status: a scoping ...

A first-in-human study of NXT007, a next-generation ...

A single subcutaneous injection of NXT007 was well tolerated without occurrence of thrombotic events. The long half-life, pharmacological effect, and safety ...

Clinical Study/NXT007-01 | ForPatients-Roche

This clinical trial aims to test the safety of NXT007, to understand how the body processes NXT007, and to measure the effects, good or bad, of NXT007 in people ...