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Zepatier For Treatment Of Hepatitis C-Negative Patients Who Receive Heart Transplants From Hepatitis C-Positive Donors (HCV)

Phase 1
Completed
Conditions
Heart Failure
Interventions
Registration Number
NCT03146741
Lead Sponsor
University of Pennsylvania
Brief Summary

This study is being conducted to determine safety and effectiveness of transplanting hearts from Hepatitis C-positive donors into Hepatitis C-negative patients on the heart transplant waitlist, who will then be treated with Zepatier after transplantation.

Detailed Description

Open-labelled pilot clinical trial of Zepatier (MK-5172 and MK-8742/Grazoprevir + Elbasvir) in at least 20 HCV-negative subjects receiving a heart transplant from a HCV-positive donor. Eligible subjects will receive a heart transplant from a deceased-donor with genotype 1 or 4 HCV, and then will receive 12 weeks of Zepatier after heart transplantation when infection with HCV is confirmed in these heart transplant recipients. Treatment will be complete after 12 weeks.

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
20
Inclusion Criteria
  • New York Heart Association (NYHA) Class III or IV CHF refractory to maximal medical therapy (ACE inhibitor, B-blocker, digoxin and diuretics, resynchronization therapy or Implantable Cardioverter Defibrillator when applicable) and/or conventional surgery.
  • Inoperable coronary artery disease with intractable anginal symptoms
  • Malignant ventricular arrhythmias unresponsive to medical or surgical therapy
  • 18-65 years of age
  • Obtained agreement for participation from the transplant cardiology team
  • No evident contraindication to liver transplantation other than the underlying cardiac disorder
  • Able to travel to the University of Pennsylvania for routine post-transplant visits and study visits for a minimum of 6 months after transplantation
  • No active illicit substance abuse
  • Women must agree to use birth control in accordance with Mycophenolate Risk Evaluation and Mitigation Strategy (REMS) following transplant due to the increased risk of birth defects and/or miscarriage
  • Both men and women must agree to use at least one barrier method of birth control or remain abstinent following transplant due to risk of HCV transmission
  • Inclusion criteria for treatment (not for entry as study patient) will include any detectable HCV RNA by week 4 post-heart transplantation
  • Able to provide informed consent
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Exclusion Criteria
  • Hepatocellular carcinoma
  • HIV positive
  • HCV antibody positive and/or RNA positive
  • Hepatitis B surface antigen, core antibody, and/or DNA positive
  • Any other chronic liver disease (excluding non-alcoholic fatty liver disease (NAFLD) with abnormal liver enzymes
  • Persistently elevated liver transaminases
  • Congenital heart disease
  • Fibrosis by liver biopsy or total bilirubin > 2.5 with associated evidence of synthetic dysfunction.
  • Pregnant or nursing (lactating) women
  • Known allergy or intolerance to tacrolimus that would require post-transplant administration of cyclosporine, rather than tacrolimus given the drug-drug interaction between cyclosporine and ZEPATIER
  • Waitlisted for a multi-organ transplant
  • Evidence of end organ damage due to diabetes (e.g. retinopathy, nephropathy, ulcerations) and /or brittle diabetes mellitus (e.g. history of diabetic ketoacidosis) and/or uncontrolled diabetes as evidence by a HgbA1C of 7.5-8.5.
  • Chronic bronchitis, chronic obstructive pulmonary disease, inability to stop smoking.
  • Hematologic: Significant coagulation abnormalities, bleeding diatheses.
  • Psychosocial: Profound neurocognitive impairment with absence of social support.
  • Active mental illness or psychosocial instability
  • Inadequate insurance or financial support for post-transplant care.
  • Evidence of drug, tobacco or alcohol abuse within the past six months and completion of recommended therapy/services or meets satisfied parameters as indicated by social work staff and/or consult team.
  • History of chronic non-compliance.
  • Amyloidosis (restricted to cardiac only, without evidence of extra cardiac involvement)
  • BMI ≥38
  • Active peptic ulcer disease.
  • Severe malnutrition.
  • Major chronic disabling illness (e.g. lupus, severe arthritis, neurologic diseases, previous stroke with profound residual).
  • Pulmonary infarction within the past 6 weeks
  • Severe pulmonary hypertension as evidenced by a fixed pulmonary vascular resistance of greater than 4 Wood units on appropriate medical therapy.
  • Patient refusal to receive blood products or transfusions during heart transplant surgery.
  • Severe chronic obstructive pulmonary disease
  • Current clinical sepsis.
  • Symptomatic or severe vascular disease.
  • Chronic Kidney Disease Stage IV, Glomerular Filtration Rate < 30
  • History of Mantle radiation.
  • Asymptomatic renal cell carcinoma <1 year from curative treatment.
  • Symptomatic renal cell carcinoma <5 years from curative treatment.
  • Prostate cancer <2 years from curative treatment.
  • Uterine or cervical cancer <2 years from curative treatment.
  • Any other cancer other than the above including malignant melanoma, < 5 years from treatment apart from other skin malignancies.

Donor Organ Selection Criteria:

General criteria (although there can be exceptions on a case-by-case basis)

  • Detectable HCV RNA
  • Genotype 1 or 4 HCV
  • Age <=55 years
  • No history of coronary artery disease
  • No congenital heart disease except a repaired atrial septal defect (ASD) provided the patient has normal right ventricular function
  • No history of arrhythmia (atrial fibrilation, atrial flutter or VT) except during resuscitation from fatal event.
  • No evidence of cirrhosis

Echocardiographic criteria:

  • Left ventricular ejection fraction (LVEF) >=50%
  • Normal right ventricular function
  • No left ventricular hypertrophy (LVH) - septal wall thickness <1 cm
  • No left ventricular hypertrophy (LVH)- posterior wall thickness <1 cm
  • No significant valvular heart disease - more than mild tricuspid regurgitation, more than mild mitral regurgitation, more than trace aortic regurgitation. No mitral or aortic stenosis.
  • No congenital heart disease - transposition of the great vessels, ventricular septal defect (VSD), ASD, and/or single ventricle (Fontan)

Right heart catheterization criteria:

  • Right atrial pressure <=10mmHg
  • Pulmonary capillary wedge pressure <=18mmHg
  • CI >=2.1 l/min/m2
  • Pulmonary hypertension is allowed if the patient has normal right ventricular function and a normal tricuspid valve
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Study & Design

Study Type
INTERVENTIONAL
Study Design
SINGLE_GROUP
Arm && Interventions
GroupInterventionDescription
Zepatier (grazoprevir 100mg and elbasvir 50 mg)Zepatier-
Primary Outcome Measures
NameTimeMethod
Number of Participants With Post-treatment Sustained Virologic Response (SVR)Baseline to 24 weeks

The primary analysis will be based on a calculation of SVR rates (number of subjects with SVR; negative HCV RNA after completing Zepatier therapy) / (number of subjects treated with Zepatier post-heart transplantation)

Number of Severe Adverse Events (SAE) Attributable to HCV Therapy Post-heart TransplantBaseline to 52 weeks
Secondary Outcome Measures
NameTimeMethod

Trial Locations

Locations (1)

Hospital of the University of Pennsylvania

🇺🇸

Philadelphia, Pennsylvania, United States

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