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Indications And Usage Sotalol Af Are Indicated For The Maintenance Of Normal Sinus Rhythm [Delay In Time To Recurrence Of Atrial Fibrillation/atrial Flutter (Afib/afl)] In Patients With Symptomatic Afib/afl Who Are Currently In Sinus Rhythm. Because Sotalol Af Can Cause Life-Threatening Ventricular Arrhythmias, It Should Be Reserved For Patients In Whom Afib/afl Is Highly Symptomatic. Patients With Paroxysmal Afib Whose Afib/afl That Is Easily Reversed (By Valsalva Maneuver, For Example) Should Usually Not Be Given Sotalol Af (See Warnings ). In General, Antiarrhythmic Therapy For Afib/afl Aims To Prolong The Time In Normal Sinus Rhythm. Recurrence Is Expected In Some Patients (See Clinical Studies ). Sotalol Is Also Indicated For The Treatment Of Documented Life-Threatening Ventricular Arrhythmias And Is Marketed Under The Brand Name Betapace® (Sotalol Hydrochloride) . Sotalol Hydrochloride Tablets, However, Must Not Be Substituted For Sotalol Hydrochloride Tablets (Af) Because Of Significant Differences In Labeling (I.e., Patient Package Insert, Dosing Administration And Safety Information).
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