Intravenous amiodarone for conversion of recent-onset atrial fibrillation to sinus rhythm

1993 ◽  
Vol 71 (5) ◽  
pp. 503
Author(s):  
Marco Negrini
EP Europace ◽  
2020 ◽  
Vol 22 (6) ◽  
pp. 854-869 ◽  
Author(s):  
Ian S deSouza ◽  
Mina Tadrous ◽  
Theresa Sexton ◽  
Roshanak Benabbas ◽  
Guy Carmelli ◽  
...  

Abstract Aims We sought to identify the most effective antidysrhythmic drug for pharmacologic cardioversion of recent-onset atrial fibrillation (AF). Methods and results We searched MEDLINE, Embase, and Web of Science from inception to March 2019, limited to human subjects and English language. We also searched for unpublished data. We limited studies to randomized controlled trials that enrolled adult patients with AF ≤ 48 h and compared antidysrhythmic agents, placebo, or control. We determined these outcomes prior to data extraction: (i) rate of conversion to sinus rhythm within 24 h, (ii) time to cardioversion to sinus rhythm, (iii) rate of significant adverse events, and (iv) rate of thromboembolism within 30 days. We extracted data according to PRISMA-NMA and appraised selected trials using the Cochrane review handbook. The systematic review initially identified 640 studies; 30 met inclusion criteria. Twenty-one trials that randomized 2785 patients provided efficacy data for the conversion rate outcome. Bayesian network meta-analysis using a random-effects model demonstrated that ranolazine + amiodarone intravenous (IV) [odds ratio (OR) 39.8, 95% credible interval (CrI) 8.3–203.1], vernakalant (OR 22.9, 95% CrI 3.7–146.3), flecainide (OR 16.9, 95% CrI 4.1–73.3), amiodarone oral (OR 10.2, 95% CrI 3.1–36.0), ibutilide (OR 7.9, 95% CrI 1.2–52.5), amiodarone IV (OR 5.4, 95% CrI 2.1–14.6), and propafenone (OR 4.1, 95% CrI 1.7–10.5) were associated with significantly increased likelihood of conversion within 24 h when compared to placebo/control. Overall quality was low, and the network exhibited inconsistency. Probabilistic analysis ranked vernakalant and flecainide high and propafenone and amiodarone IV low. Conclusion For pharmacologic cardioversion of recent-onset AF within 24 h, there is insufficient evidence to determine which treatment is superior. Vernakalant and flecainide may be relatively more efficacious agents. Propafenone and IV amiodarone may be relatively less efficacious. Further high-quality study is necessary.


1997 ◽  
Vol 58 (1) ◽  
pp. 55-61 ◽  
Author(s):  
Giovanni Luca Botto ◽  
Alessandro Capucci ◽  
Walter Bonini ◽  
Giuseppe Boriani ◽  
Tiziana Broffoni ◽  
...  

Folia Medica ◽  
2012 ◽  
Vol 54 (2) ◽  
pp. 27-31 ◽  
Author(s):  
Maria N. Negreva ◽  
Atanas P. Penev

ABSTRACT The incidence of atrial fibrillation has been rapidly increasing in recent years. The increased tonus of the sympathetic nervous system is related to the development of atrial fibrillation. OBJECTIVE: To study the effect of bisoprolol, a highly selective beta-blocker, on patients with recent-onset atrial fibrillation (< 48 hours) for regularization of the rhythm using propafenone. PATIENTS AND METHODS: The study includes 164 patients (81 women, 83 men, age 59.09 ± 10.81) with successfully restored sinus rhythm in recent-onset atrial fibrillation. The patients received either propafenone (group A, n = 82) or a combination of propafenone and bisoprolol (group B, n = 82). The studied patients were randomly allocated to the groups. Propafenone was administered intravenously as a 2 mg/kg bolus followed by infusion of 0.0078 mg/kg/min for 120 min and orally in dosage of 300 mg three times every 8 hours if arrhythmia persisted. Bisoprolol was administered in a single dose at the very beginning of propafenone treatment and only in patients from group B at a dose of 5 or 10 mg. Regularization of the rhythm was assessed at the 3rd, 6th, 12th and 24th hour. RESULTS: In the initial stages of regularization the combined therapy restored the sinus rhythm in a greater number of patients in comparison with the monotherapy (at the 6th hour 67.07% in group B versus 48.78% in group A, P < 0.05; at the 12th hour it was 87.80% versus 75.60%, respectively, P < 0.05). CONCLUSION: Early regularization of rhythm in patients with recent-onset atrial fibrillation reduces the likelihood of recurrent episodes of arrhythmia. This makes the application of selective beta-blockade clinically significant.


2007 ◽  
Vol 118 (3) ◽  
pp. 321-325 ◽  
Author(s):  
Nikolaos V. Kafkas ◽  
Sotirios P. Patsilinakos ◽  
George A. Mertzanos ◽  
Kostas I. Papageorgiou ◽  
John I. Chaveles ◽  
...  

Cardiology ◽  
2007 ◽  
Vol 107 (4) ◽  
pp. 399-401 ◽  
Author(s):  
S. Sideris ◽  
M. Bonios ◽  
C. Melexopoulou ◽  
P. Exarchos ◽  
K. Tsatiris ◽  
...  

1998 ◽  
Vol 21 (11) ◽  
pp. 2470-2474 ◽  
Author(s):  
GIUSEPPE BORIANI ◽  
MAURO BIFFT ◽  
ALESSANDRO CAPUCCI ◽  
GIANLUCA BOTTO ◽  
TIZIANA BROFFONI ◽  
...  

Author(s):  
Samuel Lévy ◽  
Juha Hartikainen ◽  
Beate Ritz ◽  
Tord Juhlin ◽  
José Carbajosa-Dalmau ◽  
...  

Abstract Aims Rapid restoration of sinus rhythm using pharmacological cardioversion is commonly indicated in patients with symptomatic recent-onset atrial fibrillation (AF). The objectives of this large, international, multicenter observational study were to determine the safety and effectiveness of intravenous (IV) vernakalant for conversion of AF to sinus rhythm in daily practice. Methods and Results Consenting patients with symptomatic recent-onset AF (< 7 days) treated with IV vernakalant were enrolled and followed up to 24 h after the last infusion or until discharge, in order to determine the incidence of predefined serious adverse events (SAEs) and other observed SAEs and evaluate the conversion rate within the first 90 min. Overall, 2009 treatment episodes in 1778 patients were analyzed. The age of patients was 62.3 ± 13.0 years (mean ± standard deviation). Median AF duration before treatment was 11.1 h (IQR 5.4–27.0 h). A total of 28 SAEs occurred in 26 patients including 19 predefined SAEs, i.e., sinus arrest (n = 4, 0.2%), significant bradycardia (n = 11, 0.5%), significant hypotension (n = 2, 0.1%), and atrial flutter with 1:1 conduction (n = 2, 0.1%). There were no cases of sustained ventricular arrhythmias or deaths. All patients who experienced SAEs recovered fully (n = 25) or with sequelae (n = 1). Conversion rate to sinus rhythm was 70.2%, within a median of 12 min (IQR 8.0–28.0 min). Conclusions This large multicenter, international observational study confirms the good safety profile and the high effectiveness of vernakalant for the rapid cardioversion of recent-onset AF in daily hospital practice.


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