Study Status: Recruiting
Recruit Status: Recruiting
Study Type: Interventional
Official Title: A Pilot Phase 3b,Multicenter,Randomized,Double-blind,Placebo-controlled Trial of the Safety,Efficacy,and Pharmacokinetics of Titrated Oral SAMSCA®(Tolvaptan) in Children and Adolescent Subjects W
Brief Summary: The purpose of this trial is to demonstrate that tolvaptan effectively and safely increases and maintains serum sodium concentrations in children and adolescent subjects with euvolemic or hypervolemic hyponatremia.