Pacerone and SPB11

• Generic Name: amiodarone
• Dosage Forms: tablet
• Other Brand Names: Pacerone, Cordarone, Nexterone

Pacerone affects the rhythm of your heartbeats.

Pacerone is used to help keep the heart beating normally in people with life-threatening heart rhythm disorders of the ventricles (the lower chambers of the heart that allow blood to flow out of the heart). This medicine is used to treat ventricular tachycardia or ventricular fibrillation.

Pacerone is for use only in treating life-threatening heart rhythm disorders.

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

• Generic Name: sodium phenylbutyrate
• Dosage Forms: oral powder
• Other Brand Names: Buphenyl

Sodium phenylbutyrate is used together with a proper diet to help treat urea cycle disorders (including a specific liver enzyme deficiency) that help remove ammonia (nitrogen) from the body.

Ammonia is formed from the breakdown of protein in the body. If the ammonia cannot be removed by the body, then a buildup may cause serious unwanted effects. This medicine works by helping to reduce high levels of ammonia in the blood.

This medicine is available only with your doctor's prescription.