Digoxin is a cardiac glycoside used in the treatment of mild to moderate heart failure and for ventricular response rate control in chronic atrial fibrillation. Digoxin (better known as digitalis), sold under the brand name Lanoxin among others, is a medication used to treat various heart conditions. [4] Most frequently it is used for atrial fibrillation, atrial flutter, and heart failure. [4] Digoxin is one of the oldest medications used in the field of cardiology. It works by increasing myocardial contractility, increasing stroke volume and blood pressure, reducing heart rate, and somewhat extending the time frame of the contraction. [5] Digoxin ... Digoxi Injection is used in the treatment of Arrhythmia,Heart Failure. View Digoxi Injection (ampoule of 2.0 ml Injection) uses, composition, side-effects, price, substitutes, drug interactions, precautions, warnings, expert advice and buy online at best price on 1mg.com Digoxin helps control ventricular response rates and improves cardiac output. The key mechanisms include a positive inotropic effect that enhances myocardial contraction and AV node inhibition, which slows the heart rate by prolonging the AV node's refractory period.