Disopyramide Phosphate and Divalproex

• Generic Name: disopyramide
• Dosage Forms: n.a.
• Other Brand Names: Norpace, Norpace CR

Precise role in antiarrhythmic therapy has not been established. Some experts recommend that disopyramide be reserved for use as an alternative drug when lidocaine, quinidine, or procainamide is ineffective or adverse effects of these drugs are intolerable.

Limited information is available on combination therapy with other antiarrhythmic drugs such as lidocaine, quinidine, or procainamide to treat or prevent serious, refractory arrhythmias.

Suppression and prevention of recurrent life-threatening ventricular arrhythmias (e.g., sustained VT). (See Boxed Warning.)

Because of disopyramide’s arrhythmogenic potential and lack of evidence for improved survival for class I antiarrhythmic agents, use for less severe arrhythmias is not recommended.

Avoid treatment of asymptomatic VPCs.

Has been used to convert atrial fibrillation, atrial flutter, and paroxysmal atrial tachycardia to normal sinus rhythm. However, other antiarrhythmic drugs (e.g., dofetilide, flecainide, ibutilide, propafenone, amiodarone) are preferred.

• Generic Name: divalproex sodium
• Dosage Forms: tablet, film coated, extended release
• Other Brand Names: Depakote ER, Depakote Sprinkles, Depakote, Depakene, Depacon

Divalproex sodium affects chemicals in the body that may be involved in causing seizures.

Divalproex sodium is used to treat various types of seizure disorders. Divalproex sodium is sometimes used together with other seizure medications.

Divalproex sodium is also used to treat manic episodes related to bipolar disorder (manic depression), and to prevent migraine headaches.

Divalproex sodium may also be used for purposes not listed in this medication guide.