NCT04676048 · ASC Therapeutics
ASC618 Gene Therapy in Hemophilia A Patients
What this study is about
Currently, hemophilia A patients are managed with prophylactic or on-demand replacement therapy with recombinant FVIII or alternative therapeutics. The major challenges of current treatment regimens, such as the short half-life of hemophilia therapeutics with the need for frequent IV injections, encourage the current efforts for gene transfer therapy.
View original scientific description
Currently, hemophilia A patients are managed with prophylactic or on-demand replacement therapy with recombinant FVIII or alternative therapeutics. The major challenges of current treatment regimens, such as the short half-life of hemophilia therapeutics with the need for frequent IV injections, encourage the current efforts for gene transfer therapy.
Interventions
BIOLOGICAL
ASC618
ASC618 will be given as a single IV infusion
Primary outcome measures
Number of adverse events, and serious AEs
Time frame: 12 months post-infusion
Who can participate
This study lists these criteria on ClinicalTrials.gov. A study coordinator reviews eligibility during screening — this page does not determine whether you qualify.
Inclusion criteria
- Male ≥18 years of age
- Severe or moderately severe hemophilia A (FVIII activity ≤ 2 IU/dL) as evidenced by
- medical history
- Received FVIII prophylactic or on-demand replacement therapy for ≥ 150 accumulated
- days (exposure days)
- ≥12 bleeding episodes if receiving on-demand therapy over the preceding 12 months
- Agree to use double-barrier contraceptive until at least 3 consecutive semen samples are negative after ASC-618 infusion
Exclusion criteria
- Pre-existing immunity to AAV8 vector as defined by AAV8 total antibodies and neutralizing antibodies qualified tests.
- Current inhibitors, or history of high titer FVIII inhibitors
- Presence of \> Grade 2 liver fibrosis on elastography/Fibroscan or comparable imaging methodology
- History of chronic renal disease
- Active infection or any immunosuppressive disorder
- History of cardiac surgery and need anticoagulant therapy
- Any cardiovascular / genetic risk factors for thromboembolic disorders
- Evidence of active Hepatitis B, Hepatitis C, Human Immunodeficiency Virus (HIV)-1/2 or syphilis infection.
- Receipt of any vector or gene transfer agent
- Current antiviral therapy for hepatitis B or C
Where
- Little Rock, Arkansas
Related conditions & keywords
Frequently asked questions
What is a clinical trial?
A clinical trial is a research study that tests new medical treatments, drugs, devices, or procedures to determine their safety and effectiveness. Trials are carefully designed and monitored to protect participants while advancing medical knowledge.
Is it safe to participate?
Clinical trials follow strict safety guidelines and ethical standards. Trials must be reviewed and approved, and participants are closely monitored by medical professionals throughout the study. You can withdraw at any time if you choose.
Will I be compensated?
Many clinical trials offer compensation for your time, travel expenses, and inconvenience. The specific compensation varies by study and will be discussed during the screening process. All study-related medical care is typically provided at no cost to participants.
Will I receive a placebo instead of treatment?
When effective treatment exists, participants typically receive either the standard treatment plus the study intervention, or the standard treatment plus placebo. You would not be denied effective care. Placebos are primarily used when no proven treatment is available, or in addition to standard care. Your trial consent form will clearly explain what treatments you may receive.
Can I leave a trial if I change my mind?
Absolutely. Participation in clinical trials is completely voluntary. You have the right to withdraw from the study at any time, for any reason, without penalty or loss of benefits to which you are otherwise entitled.
How long does a clinical trial last?
Trial duration varies widely depending on the study design and purpose. Some trials last just a few weeks, while others may continue for months or years. The study coordinator will provide specific timeline information during your screening call.
Data: ClinicalTrials.gov · synced Feb 1, 2023 · Source of record for eligibility and locations