RecruitingPhase 2NCT07217067

A Study to Investigate the Efficacy, Safety, Tolerability and Pharmacokinetics of PKN605 in Participants With Atrial Fibrillation

A Randomized, Placebo-controlled, Participant- and Investigator-blinded Study to Evaluate the Efficacy in Reducing Atrial Fibrillation Burden (AFB) as Well as the Safety, Tolerability, and Pharmacokinetics of Oral PKN605 in Participants With Atrial Fibrillation


Sponsor

Novartis Pharmaceuticals

Enrollment

165 participants

Start Date

Oct 28, 2025

Study Type

INTERVENTIONAL

Conditions

Summary

A randomized, placebo-controlled, participant-and investigator-blinded study to evaluate the efficacy in reducing atrial fibrillation burden as well as the safety, tolerability and pharmacokinetics of PKN605 in participants with atrial fibrillation


Eligibility

Min Age: 18 Years

Inclusion Criteria14

  • Inclusions at Screening
  • Signed informed consent must be obtained prior to participation in the study
  • Male and female participants ≥ 18 years of age
  • History of at least 2 episodes of AF
  • At least 1 of the AF episodes specified in inclusion #3 must be within the last 12 months (or during screening) and documented by 12-lead ECG, Holter, or any other ECG recording method, as confirmed by the Investigator
  • One or more of the following:
  • AFB of 1% or higher on a local ambulatory Holter, mobile cardiac telemetry, ECG patch monitor, or other ambulatory electrocardiographic monitor within the last 12 months
  • CHA2DS2-VASc score of 2 or higher in males, 3 or higher in females (1 point for congestive heart failure, hypertension, age 65-74 years, diabetes, vascular disease, female sex; 2 points for age 75 years or older, prior stroke or transient ischemic attack)
  • Stable heart failure or with New York Heart Association class I or II symptoms
  • NT-proBNP level of 300 pg/mL or higher on a local lab test within the last 12 months
  • On guideline-directed stroke prevention treatment, as confirmed by the Investigator
  • Participants must have a body mass index (BMI) ≥ 18 kg/m2. BMI is calculated as body weight (kg) divided by height (m) squared
  • Inclusions at Day 1
  • Sinus rhythm at Baseline documented by 12-lead ECG (participants with persistent AF should be cardioverted at least 12 hours before randomization)

Exclusion Criteria9

  • Exclusions at Screening
  • Permanent AF
  • Ongoing reversible causes of AF (e.g., hyperthyroidism, myocarditis, acute alcohol, sepsis- or infection related AF, surgery-related AF, pulmonary embolism)
  • Ongoing use of antiarrhythmic therapy (Vaughan Williams class I or III anti-arrhythmic therapy must be discontinued at least 7 days before Screening phase ECG patch monitor; amiodarone must be discontinued at least 6 weeks before Screening phase ECG patch monitor)
  • History of an AF ablation procedure within the last 6 months without a recurrence of AF at least 2 or more months after the ablation.
  • Implanted pacemaker, defibrillator, or cardiac monitor
  • Infiltrative (e.g., amyloidosis, sarcoidosis) or hypertrophic cardiomyopathy
  • Left ventricular ejection fraction of 40% or less documented within the last 12 months, or during Screening
  • Current decompensated heart failure or hospitalization for heart failure within 3 months prior to Screening

Interventions

DRUGPKN605

PKN605 is an oral formulation

OTHERPlacebo

Matching placebo


Locations(30)

Cardiology Associates of North MS

Tupelo, Mississippi, United States

Weill Cornell Medical Center

New York, New York, United States

Intermountain Medical Center

Murray, Utah, United States

Swedish Heart and Vascular Clinic

Seattle, Washington, United States

Novartis Investigative Site

London, Ontario, Canada

Novartis Investigative Site

Newmarket, Ontario, Canada

Novartis Investigative Site

Toronto, Ontario, Canada

Novartis Investigative Site

Montreal, Quebec, Canada

Novartis Investigative Site

Montreal, Quebec, Canada

Novartis Investigative Site

Montreal, Quebec, Canada

Novartis Investigative Site

Québec, Quebec, Canada

Novartis Investigative Site

Sherbrooke, Quebec, Canada

Novartis Investigative Site

Beijing, Beijing Municipality, China

Novartis Investigative Site

Xi'an, China

Novartis Investigative Site

Bad Homburg, Germany

Novartis Investigative Site

Berlin, Germany

Novartis Investigative Site

Berlin, Germany

Novartis Investigative Site

Hamburg, Germany

Novartis Investigative Site

Hamburg, Germany

Novartis Investigative Site

Delft, South Holland, Netherlands

Novartis Investigative Site

Goes, Zeeland, Netherlands

Novartis Investigative Site

Groningen, Netherlands

Novartis Investigative Site

Veldhoven, Netherlands

Novartis Investigative Site

Singapore, Singapore, Singapore

Novartis Investigative Site

Singapore, Singapore

Novartis Investigative Site

Singapore, Singapore

Novartis Investigative Site

Brighton, East Sussex, United Kingdom

Novartis Investigative Site

Newcastle upon Tyne, Tyne and Wear, United Kingdom

Novartis Investigative Site

Liverpool, United Kingdom

Novartis Investigative Site

London, United Kingdom

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NCT07217067


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