Try our beta test site
IMPORTANT: Listing of a study on this site does not reflect endorsement by the National Institutes of Health. Talk with a trusted healthcare professional before volunteering for a study. Read more...

Prevention Of Recurrence Of Atrial Fibrillation

This study has been completed.
Information provided by (Responsible Party):
GlaxoSmithKline Identifier:
First received: July 9, 2002
Last updated: August 7, 2014
Last verified: August 2014
The purpose of this study is to determine whether the study drug is effective in preventing the recurrence of atrial fibrillation (an abnormal heart rhythm).

Condition Intervention Phase
Fibrillation, Atrial
Drug: SB-207266
Other: Placebo
Phase 2

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Double Blind (Participant, Investigator)
Primary Purpose: Prevention
Official Title: A Randomized, Double-Blind, Placebo Controlled, Parallel Group Study of the Safety and Efficacy of SB 207266 in Patients With Symptomatic Persistent Atrial Fibrillation (AF)

Resource links provided by NLM:

Further study details as provided by GlaxoSmithKline:

Primary Outcome Measures:
  • Time-to-first symptomatic AF (atrial fibrillation) [ Time Frame: Up to 26 Weeks ]

Secondary Outcome Measures:
  • Time to first symptomatic or detected asymptomatic AF; spontaneous reversion to sinus rhythm prior to cardioversion [ Time Frame: Up to 26 Weeks ]

Enrollment: 520
Study Start Date: November 2001
Study Completion Date: December 2003
Primary Completion Date: December 2003 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
Experimental: Arm 1
Patients with Symptomatic Persistent Atrial Fibrillation (AF) will be randomized with either SB207266 or placebo
Drug: SB-207266
White, oval, biconvex tablets containing either 10mg, 25mg or 40mg
Placebo Comparator: Arm 2
Patients with Symptomatic Persistent Atrial Fibrillation (AF) will be randomized with either SB207266 or Placebo
Other: Placebo
Placebo to match SB-207266


Ages Eligible for Study:   18 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • Symptomatic persistent atrial fibrillation requiring DC cardioversion.
  • Duration of AF >48 hrs. <6 months

Exclusion Criteria:

  • Concomitant Class I and/or III anti-arrhythmic drugs.
  • Amiodarone treatment within 3 months of the study.
  • Other inclusion or exclusion criteria to be determined by the physician and study sponsor.
  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: NCT00041496

Sponsors and Collaborators
Study Director: GSK Clinical Trials GlaxoSmithKline
  More Information

Responsible Party: GlaxoSmithKline Identifier: NCT00041496     History of Changes
Other Study ID Numbers: 207266082
Study First Received: July 9, 2002
Last Updated: August 7, 2014

Keywords provided by GlaxoSmithKline:
symptomatic atrial fibrillation
persistent atrial fibrillation

Additional relevant MeSH terms:
Atrial Fibrillation
Arrhythmias, Cardiac
Heart Diseases
Cardiovascular Diseases
Pathologic Processes processed this record on May 23, 2017