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The Adjunctive Ventricular Arrhythmia Suppression Trial (AVAST) Pilot

This study has been completed.
Gilead Sciences
Information provided by (Responsible Party):
Hartford Hospital Identifier:
First received: November 23, 2011
Last updated: March 18, 2013
Last verified: March 2013
The purpose of this study is to learn if combination therapy with amiodarone and ranolazine (an approved drug for chest pain) can help prevent arrhythmias.

Condition Intervention
Arrhythmia Drug: Amiodarone Plus Ranolazine Drug: Amiodarone with Placebo

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double (Participant, Investigator)
Official Title: The Pharmacokinetics and Electrocardiographic Implications of Adjunctive Amiodarone and Ranolazine Therapy in Patients on Implantable Cardioverter Defibrillators: The Adjunctive Ventricular Arrhythmia Suppression Trial (AVAST) Pilot

Resource links provided by NLM:

Further study details as provided by Hartford Hospital:

Primary Outcome Measures:
  • Pharmacokinetic Parameter Estimates [ Time Frame: 12 hours ]
    Absorption, Peak concentration, time to peak concentration, clearance, area under the curve

Secondary Outcome Measures:
  • Electrocardiogram (ECG) [ Time Frame: 12 hours ]
    The QT/QTc interval and other ECG parameters

Enrollment: 19
Study Start Date: February 2011
Study Completion Date: January 2013
Primary Completion Date: January 2013 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Placebo Comparator: Amiodarone with Placebo Drug: Amiodarone with Placebo
stabel dose of amiodarone as prescribed by cardiologist
Active Comparator: Amiodarone with Ranolazine Drug: Amiodarone Plus Ranolazine
Ranolazine 500mg by mouth twice daily


Ages Eligible for Study:   Child, Adult, Senior
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Patients with an ICD who were on a stable dose of amiodarone for the past 60 days

Exclusion Criteria:

  • Patients with a life expectancy of less than 6 months
  • Patients with moderate or severe hepatic impairment (Child-Pugh Classes B or C) or requiring hemodialysis.
  • Pregnancy or lactation.
  • Treatment with potent CYP3A inhibitors, including ketoconazole, itraconazole, clarithromycin, nefazodone, nelfinavir, indinavir, and saquinavir
  • Treatment with CYP3A inducers, including rifampin, rifabutin, rifapentine, phenobarbital, phenytoin, carbamazepine, and St. John's wort.
  Contacts and Locations
Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the Contacts provided below. For general information, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT01480336

United States, Connecticut
Hartford Hospital
Hartford, Connecticut, United States, 06102
Sponsors and Collaborators
Hartford Hospital
Gilead Sciences
Principal Investigator: William Baker, Pharm.D. University of Connecticut
  More Information

Responsible Party: Hartford Hospital Identifier: NCT01480336     History of Changes
Other Study ID Numbers: KLUG003330HE
Study First Received: November 23, 2011
Last Updated: March 18, 2013

Keywords provided by Hartford Hospital:

Additional relevant MeSH terms:
Sodium Channel Blockers
Membrane Transport Modulators
Molecular Mechanisms of Pharmacological Action
Anti-Arrhythmia Agents
Vasodilator Agents
Potassium Channel Blockers
Cytochrome P-450 CYP1A2 Inhibitors
Cytochrome P-450 Enzyme Inhibitors
Enzyme Inhibitors
Cytochrome P-450 CYP2C9 Inhibitors
Cytochrome P-450 CYP2D6 Inhibitors
Cytochrome P-450 CYP3A Inhibitors processed this record on September 21, 2017