Phase IIb Safety and Efficacy Study of Different Oral Doses of BAY94-8862 in Subjects With Worsening Chronic Heart Failure and Left Ventricular Systolic Dysfunction and Either Type 2 Diabetes Mellitus With or Without Chronic Kidney Disease or Chronic Kidney Disease Alone

Inclusion Criteria:

Men and women aged 18 years and older. The lower age limit may be higher if legally required in the participating country
Women of childbearing potential can only be included in the study if a pregnancy test is negative and if they agree to use adequate contraception when sexually active
Subjects with worsening chronic heart failure requiring emergency presentation to hospital and treatment with intravenous diuretics at hospital
Subjects with clinical diagnosis of chronic heart failure (CHF) either ischemic or non ischemic, New York Heart Association (NYHA) functional class II-IV
Subjects with type 2 diabetes mellitus and / or
Subjects with 30 mL/min/1.73m^2 Left ventricular ejection fraction (LVEF) Blood potassium Systolic blood pressure >/= 90 mmHg without signs and symptoms of hypotension at the screening visit

Exclusion Criteria:

Acute de-novo heart failure or acute inflammatory heart disease, e.g. acute myocarditis
Acute coronary syndrome (ACS) in last 30 days prior to screening
Cardiogenic shock
Valvular heart disease requiring surgical intervention during the course of the study
Stroke or transient ischemic cerebral attack in the last 3 months prior to the screening visit
Concomitant treatment with any mineralocorticoid receptor antagonist (MRA), renin inhibitor, or potassium-sparing diuretic