Amiodarone and N-Acetylcysteine or Amiodarone Alone for Preventing Atrial Fibrillation After Thoracic Surgery

NCT ID: NCT02750319

Last Updated: 2025-05-16

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE3

Total Enrollment

184 participants

Study Classification

INTERVENTIONAL

Study Start Date

2016-04-30

Study Completion Date

2026-04-30

Brief Summary

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This trial will be comparing the combination of amiodarone and NAC (n=122) to amiodarone alone and NAC matched placebo (n=122) to determine the rates with which sustained (lasting \>30 seconds) or clinically significant POAF is reduced in high risk patients within 7 days after major thoracic surgery.

Detailed Description

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Conditions

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Thoracic Surgery Atrial Fibrillation in High Risk Patients

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

TREATMENT

Blinding Strategy

DOUBLE

Participants Investigators

Study Groups

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Amiodarone + Placebo

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.

Group Type PLACEBO_COMPARATOR

Amiodarone

Intervention Type DRUG

Placebo

Intervention Type DRUG

Amiodarone + N-Acetylcysteine

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.

Group Type EXPERIMENTAL

Amiodarone

Intervention Type DRUG

N-Acetylcysteine

Intervention Type DRUG

Interventions

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Amiodarone

Intervention Type DRUG

N-Acetylcysteine

Intervention Type DRUG

Placebo

Intervention Type DRUG

Eligibility Criteria

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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.
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Washington University School of Medicine

OTHER

Sponsor Role collaborator

The Cleveland Clinic

OTHER

Sponsor Role collaborator

Vanderbilt University School of Medicine

OTHER

Sponsor Role collaborator

Memorial Sloan Kettering Cancer Center

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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David Amar, MD

Role: PRINCIPAL_INVESTIGATOR

Memorial Sloan Kettering Cancer Center

Locations

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University of Washington School of Medicine in St. Louis

St Louis, Missouri, United States

Site Status

Memorial Sloan Kettering Basking Ridge (Consent only)

Basking Ridge, New Jersey, United States

Site Status

Memorial Sloan Kettering Monmouth (Consent only)

Middletown, New Jersey, United States

Site Status

Memorial Sloan Kettering Bergen (Consent only)

Montvale, New Jersey, United States

Site Status

Memorial Sloan Kettering Commack (Consent only)

Commack, New York, United States

Site Status

Memorial Sloan Kettering Westchester (Consent only)

Harrison, New York, United States

Site Status

Memorial Sloan Kettering Cancer Center

New York, New York, United States

Site Status

Memorial Sloan Kettering Rockville Centre (Consent only)

Rockville Centre, New York, United States

Site Status

Memorial Sloan Kettering Nassau (Consent only)

Uniondale, New York, United States

Site Status

Countries

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United States

Related Links

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https://www.mskcc.org/

Memorial Sloan Kettering Cancer Center

Other Identifiers

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16-307

Identifier Type: -

Identifier Source: org_study_id

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