Ventricular tachycardia
MONDO:0005477A disorder characterized by an electrocardiographic finding of three or more consecutive complexes of ventricular origin with a rate greater than a certain threshold (100 or 120 beats per minute are commonly used). The QRS complexes are wide and have an abnormal morphology. (CDISC)
309 clinical trials for this condition and its sub-types.
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Broader categories
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Heart drug study halted early: what we know
Disease control TerminatedThis study tested an experimental drug called CRD-4730 in people with a rare inherited heart rhythm disorder (CPVT) that can cause dangerous fast heartbeats. Seven adults received two different doses of the drug and a placebo to check safety and how the body processes it. The stu…
Phase: PHASE2 • Sponsor: Cardurion Pharmaceuticals, Inc. • Aim: Disease control
Last updated Jun 27, 2026 12:38 UTC
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Tiny trial tests ablation vs. pills for heart shock prevention
Disease control TerminatedThis study compared two approaches to reduce shocks in people with an implantable defibrillator (ICD) who had dangerous heart rhythms. One group received antiarrhythmic drugs, the other had a catheter ablation procedure. The trial was a small pilot with only 3 participants and wa…
Phase: PHASE4 • Sponsor: Ottawa Heart Institute Research Corporation • Aim: Disease control
Last updated Jun 27, 2026 12:29 UTC
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Heart drug tested to fight COVID-19 complications
Disease control TerminatedThis study tested a drug called CardiolRx in 90 hospitalized COVID-19 patients who also had heart disease or risk factors like diabetes or high blood pressure. The goal was to see if the drug could lower the chance of death, needing intensive care, or having heart problems. The t…
Phase: PHASE2, PHASE3 • Sponsor: Cardiol Therapeutics Inc. • Aim: Disease control
Last updated Jun 27, 2026 12:23 UTC
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Which heart device lead lasts longest in kids? study aims to find out
Disease control TerminatedThis study looked at two types of implantable cardioverter defibrillator (ICD) leads in children and patients with congenital heart disease. The goal was to see which lead type lasts longer without breaking and is easier to remove if needed. The trial was terminated early, so res…
Phase: NA • Sponsor: Charles Berul • Aim: Disease control
Last updated Jun 27, 2026 11:02 UTC
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Blood filter during heart bypass may prevent organ damage, but trial stopped early
Disease control TerminatedThis study tested a device called Efferon LPS that filters blood during heart surgery when a heart-lung machine is used. The goal was to see if it could prevent multiple organ failure, especially kidney damage. Only 14 people took part before the study was stopped, so the results…
Phase: NA • Sponsor: Efferon JSC • Aim: Disease control
Last updated Jun 27, 2026 08:03 UTC
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Pain block showdown for heart surgery patients ends early
Symptom relief TerminatedThis study compared two types of nerve blocks (serratus anterior plane block and erector spinae plane block) using the same dose of ropivacaine to manage pain after hybrid arrhythmia ablation surgery. It enrolled 28 adults aged 18-80. The trial was terminated early, so findings a…
Phase: NA • Sponsor: Universitair Ziekenhuis Brussel • Aim: Symptom relief
Last updated Jun 27, 2026 08:05 UTC
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Heart surgery recovery: can patients manage their own precautions?
Symptom relief TerminatedThis study looked at whether letting patients manage their own recovery precautions after heart surgery leads to a better quality of life compared to following standard sternal precautions. Ten adults who had heart surgery were followed for up to a year. Researchers checked pain,…
Phase: NA • Sponsor: University of Chicago • Aim: Symptom relief
Last updated Jun 27, 2026 07:56 UTC
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Diabetes and antibiotics: a risky mix for the heart?
Knowledge-focused TerminatedThis study looks at how high blood sugar combined with a medication called moxifloxacin (an antibiotic known to affect heart rhythm) impacts the heart's electrical activity in people with insulin-resistant type 2 diabetes. Researchers will measure changes in heart tracings (ECGs)…
Phase: NA • Sponsor: Richmond Pharmacology Limited • Aim: Knowledge-focused
Last updated Jul 03, 2026 00:00 UTC
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Painkiller showdown: which is safer for the heart?
Knowledge-focused TerminatedThis study looked at how two common pain relievers—celecoxib (a Coxib) and naproxen (an NSAID)—affect blood clotting in people with rheumatoid arthritis who also have heart disease or are at high risk for it. All participants took low-dose aspirin daily. The goal was to see if on…
Phase: PHASE4 • Sponsor: Platelet and Thrombosis Research, LLC • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:32 UTC
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Heart mapping study seeks clues to dangerous rhythms in genetic AF patients
Knowledge-focused TerminatedThis study aimed to understand why some people with genetic early-onset atrial fibrillation (AF) are at risk for a dangerous heart rhythm called ventricular tachycardia (VT). Researchers used special heart mapping during a standard AF ablation procedure in 32 adults. The goal was…
Sponsor: Vanderbilt University Medical Center • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:29 UTC