conivaptan, a vasopressin receptor antagonist. ▪ INDICATIONS: This drug is used to treat euvolemia hyponatremia in those hospitalized. ▪ CONTRAINDICATIONS: Hypovolemia and known hypersensitivity to this drug prohibit its use. ▪ ADVERSE EFFECTS: Adverse effects of this drug include headache, confusion, insomnia, hypotension, hypertension, orthostatic hypotension, phlebitis, nausea, vomiting, constipation, dry mouth, hematuria, polyuria, urinary tract infection, pollaklura, anemia, erythema, injection site reaction, dehydration, hyperglycemia, hypoglycemia, hypokalemia, hypomagnesia, hyponatremia, oral candidiasis, pain, peripheral edema, and pneumonia. Atrial fibrillation is a life-threatening side effect.
