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American-Australian-African Trial With Dronedarone in Patients With Atrial Fibrillation or Atrial Flutter for the Maintenance of Sinus Rhythm (ADONIS)

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Sanofi

Status and phase

Completed
Phase 3

Conditions

Atrial Flutter
Atrial Fibrillation

Treatments

Drug: placebo
Drug: Dronedarone (SR33589)

Study type

Interventional

Funder types

Industry

Identifiers

NCT00259376
EFC4788
SR33589B

Details and patient eligibility

About

To assess the efficacy of dronedarone versus placebo for the maintenance of normal sinus rhythm after electrical, pharmacological or spontaneous conversion of atrial fibrillation/atrial flutter (AF/AFL).

To assess the efficacy of dronedarone versus placebo on ventricular rate control in case of AF/AFL recurrence.

To assess the efficacy of dronedarone versus placebo on AF/AFL-related symptoms.

Full description

This is a double-blind, parallel arm, placebo-controlled, multicentre, multinational, phase III study.

To be eligible, patients must be in normal sinus rhythm at randomisation and must have an ECG-documented history of recent AF/AFL reverted to normal sinus rhythm by electrical, pharmacological or spontaneous conversion.

Enrollment

629 patients

Sex

All

Ages

21+ years old

Volunteers

No Healthy Volunteers

Inclusion criteria

  • Patients of either sex aged 21 years or more, in sinus rhythm for at least 1 hour at the time of randomisation and with at least one ECG-documented AF/AFL episode in the last 3 months.

Exclusion criteria

  • MAIN CRITERIA (non-exhaustive list, see protocol for details):

Women of childbearing potential without adequate birth control, Pregnant women, Breastfeeding women, Congestive heart failure NYHA class III or IV, Conditions which increase the risk of severe antiarrhythmic drug side effects, Severe associated conditions.

Trial design

Primary purpose

Treatment

Allocation

Randomized

Interventional model

Parallel Assignment

Masking

Double Blind

629 participants in 2 patient groups

Dronedarone 400mg bid
Experimental group
Description:
dronedarone 400mg tablets
Treatment:
Drug: Dronedarone (SR33589)
Placebo
Experimental group
Description:
matching placebo tablets
Treatment:
Drug: placebo

Trial contacts and locations

5

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Data sourced from clinicaltrials.gov

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