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Efficacy and Safety Trial of OPC-61815 Injection Compared With Tolvaptan 15-mg Tablet in Patients With Congestive Heart Failure

A Multicenter, Double-blind, Randomized, Active-controlled, Parallel-group, Non-inferiority Trial to Evaluate the Efficacy and Safety of OPC-61815 Injection Compared With Tolvaptan 15-mg Tablet in Patients With Congestive Heart Failure

Status
Active, not recruiting
Phases
Phase 3
Study type
Interventional
Source
JPRN
Registry ID
JPRN-jRCT2080224173
Enrollment
288
Registered
2018-12-06
Start date
2019-01-16
Completion date
Unknown
Last updated
2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Congestive heart failure

Interventions

Sponsors

Otsuka Pharmaceutical Co., Ltd.
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Patients who are currently on treatment with any of the following diuretics - Loop diuretics equivalent to furosemide tablet or fine granules at a dose of 40 mg/day or higher - Concomitant use of a loop diuretic and a thiazide diuretic (including thiazide analogs) at any dose - Concomitant use of a loop diuretic and an aldosterone antagonist or potassium-sparing diuretic agent at any dose 2. Patients with congestive heart failure in whom lower limb edema, pulmonary congestion, and/or jugular venous distension due to volume overload is present 3. Patients who are currently hospitalized or who are able to be hospitalized during the trial

Exclusion criteria

Exclusion criteria: 1. Patients with acute heart failure 2. Patients who are on a ventricular assist device 3. Patients who are unable to sense thirst or who have difficulty with fluid intake

Design outcomes

Primary

MeasureTime frame
efficacy confirmatory change in body weight from baseline at the time of final IMP administration

Secondary

MeasureTime frame
efficacy Proportion of responders in Lower Limb Edema and Pulmonary Congestion Change from baseline in jugular venous distension and hepatomegaly. Proportion of subjects who achieve resolution of pulmonary rales and third cardiac sound Changes in New York Heart Association classification

Countries

Japan

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026