Study Status: Completed
Recruit Status: Completed
Study Type: Interventional
Official Title: A Clinical Pharmacological Study of OPC-41061 in the Treatment of Cardiac Edema (Congestive Heart Failure)
Brief Summary: To investigate the pharmacokinetics, pharmacodynamics (urine volume and fluid intake), efficacy(body weight, pulmonary congestion and other congestions including cardiothoracic ratio) and safety of 7-day repeated oral administration of OPC-41061 at 7.5 mg or 15 mg in congestive heart failure (cardiac edema) patients with extracellular volume expansion despite the use of a diuretic.