Status:

RECRUITING

Comparing Natriuretic Effects of ER Torsemide to IR Torsemide in Patients With Heart Failure

Lead Sponsor:

Sarfez Pharmaceuticals, Inc.

Conditions:

Heart Failure

Edema

Eligibility:

All Genders

18+ years

Phase:

PHASE4

Brief Summary

The primary objective of this study is to learn whether a morning dose of extended-release torsemide enhances renal sodium excretion after lunch (4-8 hours after dosing) compared to immediate-release ...

Detailed Description

Research Plan Study Design This is a double-blind, double-dummy, two-period, two-arm, randomized, crossover study. Initial Study Procedures Identification of Participants: Patients with a known hi...

Eligibility Criteria

Inclusion

  • Age: 18 years or older.
  • Informed Consent: Willing and able to sign the informed consent form.
  • Stable Chronic HF: A clinical diagnosis of chronic heart failure considered stable by the patient's cardiologist/physician or another experienced clinician for at least one month prior to randomization.
  • Current Diuretic Therapy: Receiving an oral dose of 20 mg to 80 mg daily of furosemide, or 10 mg to 40 mg daily dose of torsemide, or 1 mg to 4 mg daily dose of bumetanide, for about 30 days prior to randomization.
  • Stable HF Medications: No anticipated changes in HF medications during the study period.
  • Female Participants: Premenopausal women of childbearing potential must have a negative pregnancy test prior to study initiation and agree to use effective contraceptive methods throughout the study period.

Exclusion

  • Other Diuretics: Requirement for a diuretic other than furosemide, bumetanide, or torsemide (except for spironolactone, eplerenone, finerenone, or SGLT2 inhibitors) at randomization or during the study.
  • Recent Cardiovascular Events: Myocardial infarction, stroke, transient ischemic attack, acute kidney injury, or acute HF requiring hospitalization within 30 days prior to randomization.
  • Severe Lung Disease: Severe or symptomatic lung disease or respiratory symptoms distinct from HF.
  • Urinary Issues: History of urinary incontinence, or inability to empty the bladder.
  • Uncontrolled Comorbidities: Uncontrolled diabetes mellitus or hypertension.
  • Renal Dysfunction: Estimated GFR \< 30 ml/min/1.72m².
  • Cardiac Conditions: History of flash pulmonary edema or amyloid cardiomyopathy.
  • Breastfeeding: Female participants who are breastfeeding.
  • Recent Participation in Clinical Trials: Participation in another clinical trial within the last three months prior to randomization.
  • Requirements for treatment with a non-steroidal anti-inflammatory drug (except for Aspirin up to 200 mg as PRN daily).
  • Serum potassium concentration \<3.5 or \>5.5 mmol/L.

Key Trial Info

Start Date :

May 28 2025

Trial Type :

INTERVENTIONAL

Allocation :

ESTIMATED

End Date :

March 15 2026

Estimated Enrollment :

20 Patients enrolled

Trial Details

Trial ID

NCT06995144

Start Date

May 28 2025

End Date

March 15 2026

Last Update

January 8 2026

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Future Life Clinical Trials

Miami, Florida, United States, 33169