Majid Ali, M.D. Should You Agree to Implantable Ventricular Defibrillator (ICD)?   Increasing the Dose of Medication for Ventricular Heart Rhythm Vs. ICD Device Short Answer: Yes, when an experienced cardiologist says so. Below is the abstract for a clinical trial published in July 2016.   Sapp JL, Wells GA, Parkash R, et al. Ventricular Tachycardia Ablation versus Escalation of