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Class III antiarrhythmic drugs are potassium channel blockers that cause QT prolongation and are associated with TdP. Amiodarone. Amiodarone works in many ways. It blocks sodium, potassium, and calcium channels, as well as alpha and beta adrenergic receptors. Because of its multiple actions, amiodarone causes QT prolongation but TdP is rarely ...
Even if you haven’t established a regular workout schedule, you should be aiming to get some movement and steps in throughout each day.The American Heart Association recommends reaching at least ...
The cardiac myocyte has two general types of action potentials: conduction system and working myocardium. The action potential is divided into 5 phases and shown in the diagram. The sharp rise in voltage ("0") corresponds to the influx of sodium ions, whereas the two decays ("1" and "3", respectively) correspond to the sodium-channel ...
The Arizona Center for Education and Research on Therapeutics (AZCERT) maintains the CredibleMeds database. Founded in 2000 at the University of Arizona as part of a network of 14 federally-funded CERTs, [9] AZCERT became a separate non-profit corporation in 2012 funded by the US Food and Drug Administration (FDA), research grants, and charitable contributions.
Amiodarone is an antiarrhythmic medication used to treat and prevent a number of types of cardiac dysrhythmias. [4] This includes ventricular tachycardia, ventricular fibrillation, and wide complex tachycardia, atrial fibrillation, and paroxysmal supraventricular tachycardia. [4]
Learn how muscle memory works, how long it takes to develop, and why it’s crucial for fitness. Plus, tips to train smarter and build strength and muscle faster.
before the marathon. Gradually we began to lengthen our pre-work circuit of Bishops Park in Fulham to runs over Putney Bridge, up the towpath, under the Hammersmith Bridge and on, until we reached whatever point was halfway to our target time for the day, then turning back toward home along the same route we’d come. It was hard work.
"I generally don't support alternate-day fasting or the 5:2 method because food intake is so limited that it may result in low blood sugar events or inability to safely go about your daily ...