Study Status: Terminated
Recruit Status: Terminated
Study Type: Interventional
Official Title: Phase 3b, Multicenter, Randomized, Single-blind, Parallel Group Trial of the Effects of Titrated Oral SAMSCA(r) (Tolvaptan) 15, 30, or 60 mg QD Compared to Placebo Plus Fluid Restriction on Length of
Brief Summary: The purpose of this study is to determine if hospitalized patients with symptomatic hyponatremia treated with tolvaptan are in the hospital for less time than patients treated with fluid restriction. The study will also test if tolvaptan is better than fluid restriction in treating the symptoms of hyponatremia in hospitalized patients.