_:vb673678 . . "FDA"^^ . "Flecainide is used to prevent paroxysmal supraventricular tachycardias, atrial fibrillations and flutter, and other arrhythmias. It also relieves neuropathic pain from damage to nerves caused by some cancers."^^ . . "41626"^^ . "41626"^^ . . "The acetate salt form of flecainide, a synthetic agent derived from trifluoroethoxy-benzamide exhibiting antiarrhythmic and local anesthetic activity. As a class Ic antiarrhythmic that blocks sodium channels, flecainide depresses polarization phase 0 and decreases the induction velocity of the His-Purkinje system. It also decreases phase 4 slope and increases the depolarization threshold.NCI" . "Flecainide"^^ . "719273"^^ . . "Flecainide Acetate"^^ . "FLECAINIDE ACETATEPTFDAM8U465Q1WQ" . "54143-56-5"^^ . "M8U465Q1WQ"^^ . _:vb673678 . "C17H20F6N2O3.C2H4O2"^^ . . "Flecainide Acetate"^^ . _:vb673678 . "C0086303"^^ . _:vb673678 . "Flecainide AcetatePTNCI" . . "Pharmacologic Substance"^^ . . "C499"^^ . "Organic Chemical"^^ . .