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Supraventricular tachycardia

Part of Cardiac arrhythmias

1 published article · Updated continuously

Clinical Trial Landscape

Clinical Trials for supraventricular tachycardia

9 trials tracked for supraventricular tachycardia: 3 in phase 3 or 4 and 1 with published results. The most-cited published study has 26 citations.

9Trials tracked
3Phase 3 & 4
0Recruiting
1With published results
Phase distribution
Phase 4 1 Phase 3 2 Other / NA 6
  1. Phase 3 Intracardiac CrYoablation for AtrioVentricular Nodal Reentrant Tachycardia Completed · 26 cited
  2. Phase 4 The Use of Dual Chamber ICD With Special Programmed Features to Lower the Risk of Inappropriate Shock Completed
  3. Phase 3 Multicenter Study of Antiarrhythmic Medications for Treatment of Infants With Supraventricular Tachycardia Completed
  4. N/A Dexmedetomidine and Adenosine: Therapeutic Use for SVT Completed
  5. N/A Using Non-Fluoroscopic Imaging Devices to Decrease Radiation Exposure During Ablation of Supraventricular Tachycardia Completed
  6. N/A The IPED (Investigation of Palpitations in the ED) Study Completed
Show 3 more trials
  1. N/A TOCCATA - Touch+™ for Catheter Ablation Completed
  2. N/A Dipole Density Mapping in Supraventricular Tachycardia Completed
  3. N/A Reducing Episodes by Septal Pacing Efficacy Confirmation Trial (RESPECT) Completed

Showing the 9 most-cited and recently-updated of 9 trials. Browse the full registry →

Trial data sourced from ClinicalTrials.gov. Counts describe the research landscape and are not a treatment recommendation. Informational only — not medical advice.

What the trials found For clinicians

Supraventricular tachycardia: what the trials found

Cryoablation using the Freezor Xtra Catheter demonstrated high chronic effectiveness for the treatment of AVNRT via an endocardial approach over a 6-month period (368 vs. 29; p<0.0001). This efficacy remained consistent in subjects who achieved acute procedural success (368 vs. 10; p<0.0001). The procedure also demonstrated high chronic safety rates during the same timeframe (393 vs. 4; p<0.0001).

Dual Chamber ICDs were evaluated for management of supraventricular arrhythmias. In a study of 100 subjects, only one patient received an inappropriate shock (p=1.0), while zero patients experienced atrial tachyarrhythmia episodes lasting over 5 minutes. However, there was a statistically significant difference in the number of appropriate shocks delivered by the ICD (31 vs. 1; p=0.050).

Recent results — preliminary, needs further review

  • Symptomatic rhythm detection using AliveCor Heart Monitor showed higher rates in one cohort compared to another over 90 days.
  • Intervention Pacing Features showed no significant difference in the rate of symptomatic atrial tachycardia/atrial fibrillation episodes per month (2.0 vs. 1.8; p=0.629), AF symptom checklist scores (12.0 vs. 13.0; p=0.165), or time to first cardioversion (2.1 vs. 3.3; p=0.603).

For the clinician treating this condition

  • Freezor Xtra Cryoablation is highly effective and safe for treating AVNRT via endocardial approach at the 6-month mark.
  • Dual Chamber ICDs show high specificity in avoiding inappropriate shocks while providing appropriate shocks for identified arrhythmias.

AI synthesis of 0 cited trials, updated Jun 22, 2026. Informational only — not medical advice; trial data sourced from ClinicalTrials.gov. How we use AI.

HCP Mode — summaries include clinical detail, trial data, and statistical outcomes.
Patient Mode — summaries use plain language, avoiding clinical jargon.

Research across Cardiac arrhythmias

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