Conivaptan Hydrochloride and Zyloprim

• Generic Name: conivaptan
• Dosage Forms: n.a.
• Other Brand Names: Vaprisol

Used to increase serum sodium concentrations in hospitalized patients with euvolemic or hypervolemic hyponatremia. Use in patients with hypervolemic hyponatremia associated with heart failure only after consideration of other treatment options; limited data on safety in this patient population. (See CHF under Cautions.)

Not indicated for the treatment of hypovolemic hyponatremia.

Use of conivaptan to increase serum sodium concentrations has not been established to provide symptomatic benefit to patients.

Not indicated for the treatment of CHF; efficacy not established for this indication.

• Generic Name: allopurinol
• Dosage Forms: tablet
• Other Brand Names: Zyloprim, Lopurin, Aloprim

Zyloprim reduces the production of uric acid in your body. Uric acid buildup can lead to gout or kidney stones.

Zyloprim is used to treat gout or kidney stones, and to decrease levels of uric acid in people who are receiving cancer treatment.

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