Amiodarone and N-Acetylcysteine or Amiodarone Alone for Preventing Atrial Fibrillation After Thoracic Surgery
Thoracic Surgery, Atrial Fibrillation in High Risk Patients
About this trial
This is an interventional treatment trial for Thoracic Surgery focused on measuring Amiodarone, N-Acetylcysteine, 16-307
Eligibility Criteria
Inclusion Criteria:
Patients ≥18 years old scheduled for elective thoracic surgery (segmentectomy, lobectomy or bi-lobectomy, pneumonectomy or esophagectomy) and meeting one of the four following risk criteria:
- 1. Female & BNP ≥ 25pg/ml (no age limit)
- 2. Male gender <75 & BNP ≥ 25pg/ml
- 3. Male- age ≥75 (No BNP limit)
- 4. History of prior AF
- Patients in sinus rhythm.
- Patients with stable respiratory status (no respiratory distress).
- Patients capable of providing written, informed consent.
Exclusion Criteria:
- Patients scheduled for extrapleural pneumonectomy.
- Hemodynamically unstable patients (not in cardiogenic shock or having an acute MI).
- Patients with 2nd or 3rd degree atrioventricular (AV) block.
- Patients with hypersensitivity to amiodarone or NAC.
- Patients already taking class Ic or III antiarrhythmic drugs.
- Hepatic insufficiency (≤2 times the upper normal limit of transaminase levels).
- Renal insufficiency (creatinine ≥2.0 mg/dl).
- Known pregnancy.
Sites / Locations
- University of Washington School of Medicine in St. Louis
- Memorial Sloan Kettering Basking Ridge (Consent only)
- Memorial Sloan Kettering Monmouth (Consent only)
- Memorial Sloan Kettering Bergen (Consent only)
- Memorial Sloan Kettering Commack (Consent only)
- Memorial Sloan Kettering Westchester (Consent only)
- Memorial Sloan Kettering Cancer Center
- Memorial Sloan Kettering Rockville Centre (Consent only)
- Memorial Sloan Kettering Nassau (Consent only)
Arms of the Study
Arm 1
Arm 2
Placebo Comparator
Experimental
Amiodarone + Placebo
Amiodarone + N-Acetylcysteine
Amiodarone loading: 150 mg IV in PACU over one hour, then 1.0 gm/24h x 2 + NAC loading matching placebo; 50 mg/kg IV in PACU over one hour, then 50 mg/kg/24h x 2 NAC matched placebo continuously for 48 hours.
Amiodarone loading: 150 mg IV in PACU over one hour, then 1.0 gm/24h x 2 + NAC loading: 50 mg/kg IV in PACU over one hour, then 50 mg/kg/24h x 2 and then continuously for 48 hours.