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. 2021 May 14;117(7):1732–1745. doi: 10.1093/cvr/cvab172

Table 1.

Ongoing clinical trials evaluating autonomic therapies for AF

Intervention Target Trial design Disease n ClinicalTrials.gov identifier Description
GP ablation GPs RCT AF 60 NCT03535818 Adjunctive Ganglionated Plexus Ablation in Redo-PVI (ADD-GP); testing efficacy of GP ablation in patients with paroxysmal or persistent AF undergoing redo PVI for recurrent paroxysms of arrhythmia
GP ablation GPs RCT POAF 62 NCT02035163 AF Prevention in Post-Coronary Artery Bypass Graft Surgery with Cryoablation for Ganglionic Plexi; evaluating cryoablation of GPs during cardiac surgery to prevent POAF
GP ablation GPs RCT AF 180 NCT02487654 Ectopy-Triggering GP Ablation to Prevent AF (GANGLIA-AF); evaluating GP ablation alone vs. PVI alone
GP ablation GPs Single-arm feasibility AF 16 NCT04642976 Prospective Evaluation of CT-Guided Ablation of Cardiac GPs; evaluating feasibility and efficacy of CT-guided GP localization to guide AF ablation
Botulinum toxin GPs RCT POAF 330 NCT03779841 Botulinum Toxin Type A (AGN-151607) for the Prevention of POAF in Patients Undergoing Open-chest Cardiac Surgery (NOVA); evaluating epicardial fat pad injection of botulinum toxin A to prevent post-operative AF
Botulinum toxin GPs RCT POAF 220 NCT04075981 Prevention AF by BOTulinum Toxin Injections (BOTAF) ; evaluating botulinum toxin injection into epicardial fat pads during cardiac surgery to reduce POAF
LLVNS Tragus RCT POAF 266 NCT04514757 Transcutaneous (Tragus) Vagal Nerve Stimulation for POAF (tVNS_POAF); evaluating low-level tragus stimulation for POAF
LLVNS Tragus RCT POAF 80 NCT03392649 Tragus Stimulation to Prevent AF After Cardiac Surgery (TraP-AF); evaluating low-level tragus vagal nerve stimulation for POAF
LLVNS Tragus RCT HRV, MAST 90 NCT04682704 The Effect of Different Low-Level Tragus Stimulation Parameters On Autonomic Nervous System Function (LLT-SPANS); evaluating different stimulation parameters on the autonomic nervous system
RDN Renal nerves RCT AF 40 NCT03246568 Renal Nerve Denervation After Pulmonary Vein Isolation for Persistent AF; evaluating the effect of RDN in addition to PVI for persistent AF
RDN Renal nerves RCT AF 130 NCT04182620 Ultrasound-Based Renal Sympathetic Denervation as Adjunctive Upstream Therapy During AF Ablation (ULTRA-HFIB); evaluating RDN as adjunctive treatment for patients undergoing PVI for AF
RDN Renal nerves RCT AF 100 NCT01686542 CPVI Plus Renal Sympathetic Modification Versus CPVI Alone for AF Ablation; evaluating RDN as adjunctive treatment for patients undergoing PVI for AF
RDN Renal nerves RCT AF 138 NCT02115100 Treatment of AF in Patients by PVI in Combination With Renal Denervation or PVI Only (ASAF); evaluating RDN as adjunctive treatment for patients undergoing PVI for AF and resistant hypertension
RDN Renal nerves RCT AF 50 NCT01635998 Adjunctive Renal Denervation in the Treatment of AF (H-FIB); evaluating adjunctive RDN in patients with hypertension undergoing PVI for AF
RDN Renal nerves RCT AF 100 NCT01990911 Renal Sympathetic Denervation Prevents AF in Patients With Hypertensive Heart Disease: a Pilot Study (RDPAF); evaluating whether RDN in patients with hypertensive heart disease reduces new-onset AF
RDN Renal nerves RCT AF 61 NCT01907828 A feasibility study to evaluating the Effect of Concomitant Renal Denervation and Cardiac Ablation on AF Recurrence (RDN+AF); evaluating adjunctive RDN in patients with paroxysmal or persistent AF and uncontrolled hypertension.

AF indicates atrial fibrillation; CPVI, circumferential pulmonary vein isolation; GP, ganglionated plexus; LLVNS, low-level vagal nerve stimulation; POAF, post-operative atrial fibrillation; RCT, randomized controlled trial; PVI, pulmonary vein isolation; RDN, renal denervation.