Recruiting
Phase 1

VS-041

Sponsor:

Vasa Therapeutics

Code:

NCT07219511

Conditions

Heart

Heart Failure With Preserved Ejection Fraction (HFPEF)

Eligibility Criteria

Sex: All

Age: 50+

Healthy Volunteers: Not accepted

Interventions

VS-041

Placebo

Study Details

Brief summary:

A Safety, Tolerability, and Biomarker Trial of VS-041 in Participants with Heart Failure with Preserved Ejection Fraction (HFpEF)

Conditions

Heart

Heart Failure With Preserved Ejection Fraction (HFPEF)

Study ID

NCT07219511

Start date

Nov 4, 2025

Status verified date

Apr, 2026

Completion date

Jul, 2026

Anticipated

Primary completion date

Jun, 2026

Anticipated

Eligibility Criteria

Eligibility Criteria

Sex: All

Age: 50+

Healthy Volunteers: Not accepted

Inclusion Criteria:

Participants must meet all inclusion criteria to be eligible for trial participation.

1. Males or females ≥ 50 years of age at the time of signing the informed consent.
2. Diagnosis of HFpEF as defined by European Society of Cardiology or American College of Cardiology/American Heart Association criteria
3. NYHA Functional Class II or III
4. LVEF ≥ 50% demonstrated by echocardiography (ECHO) performed at Screening with evidence of heart failure
5. Elevated NT-proBNP at Screening
6. NordicPRO-C6™ ≥ 11 ng/mL at Screening.
7. Stable dose of all concomitant HF medications for at least 4 weeks prior to Screening.
8. Body weight of at least 110 lbs (50 kg) and body mass index (BMI) within the range ≥ 18 to < 45 kg/m2.
9. Males must agree to the contraception requirements and females must be of non-childbearing potential
10. Able to understand and willing to sign a written informed consent form (ICF).
11. Willing and able to comply with trial procedures and restrictions listed in the ICF and in this protocol.

Exclusion Criteria:

1. Female trial participant who is pregnant or breastfeeding.
2. Known hypersensitivity to VS-041.
3. Cardiovascular disease other than HFpEF
4. Active intercurrent illness such as acute bacterial or viral infection.
5. History of illicit drug or alcohol abuse or addiction that in the opinion of the PI could affect participation.
6. Active chronic viral infection such as Hepatitis B, Hepatitis C or human immunodeficiency virus (HIV) at Screening.
7. Acute decompensated HF within 30 days of Screening
8. Lung disease within 12 months prior to Screening
9. History of an active or untreated malignancy or are in remission from a clinically significant malignancy for less than 5 years.
10. History of any other condition including psychiatric disorders that, in the opinion of the PI, may preclude the participant from following and completing the protocol.
11. Have participated within the last 6 months in a clinical study involving an investigational product.
12. Any other reason which, in the opinion of the PI, would prevent the participant from participating in the trial.

Study Design

Enrollment

42 participants

Anticipated

Allocation

Randomized

Intervention Model

Parallel Assignment

Primary purpose

Treatment

Interventions and Outcome Measures

Arms

placebo comparator: Placebo

experimental: Low Dose VS-041

experimental: High Dose VS-041

Interventions

VS-041

VS-041 high dose, VS-041 low dose or Placebo tablet BID

Placebo

Placebo to match VS-041

Primary outcome measure

  • Participant incidence of treatment-emergent adverse events (TEAEs) [ Time Frame: From Baseline to Day 28 ]
  • Change from baseline over time in serum NordicPRO-C6 [ Time Frame: From Baseline to Day 28 ]
  • Change from baseline over time in serum endotrophin [ Time Frame: From Baseline to Day 28 ]
  • Change from baseline over time in serum NT-proBNP [ Time Frame: From Baseline to Day 28 ]

Central Contacts and Locations

Central contacts

Locations

Cardiology and Medicine Clinic

Recruiting

Little Rock, Arkansas, United States, 72204

National Institute of Clinical Research

Recruiting

Huntington Beach, California, United States, 92648

FOMAT

Recruiting

Santa Maria, California, United States, 93454

Invivocure LLC

Recruiting

Van Nuys, California, United States, 91405

New Generation of Medical Research

Recruiting

Hialeah, Florida, United States, 33016

Jacksonville Center for Clinical Research

Recruiting

Jacksonville, Florida, United States, 32216

Amavita Health

Recruiting

North Miami Beach, Florida, United States, 33169

Broward Research Center

Recruiting

Pembroke Pines, Florida, United States, 33024

Eagle Clinical Research

Recruiting

Chicago, Illinois, United States, 60621

Chicago Medical Research

Recruiting

Hazel Crest, Illinois, United States, 60429

Louisiana Heart Center

Recruiting

Slidell, Louisiana, United States, 70458

Washington University

Recruiting

St Louis, Missouri, United States, 63110

Ash Research Clinic

Recruiting

Brick, New Jersey, United States, 08724

Erie County Medical Center

Recruiting

Buffalo, New York, United States, 14215

Duke University Medical Center

Recruiting

Durham, North Carolina, United States, 27710

Wake Forest

Recruiting

Winston-Salem, North Carolina, United States, 27157

Oklahoma Heart Hospital

Recruiting

Oklahoma City, Oklahoma, United States, 73120

University of Texas Southwestern Medical Center

Recruiting

Dallas, Texas, United States, 75231

LinQ Research, LLC

Recruiting

Tomball, Texas, United States, 77375

More Information

Sponsor

Vasa Therapeutics

Last update posted

Apr 9, 2026

Last verified

Apr, 2026

Keywords

  • Heart Failure with Preserved Ejection Fraction
  • HFpEF

Trial information was received from ClinicalTrials.gov and was last updated on 2026-09-09. This information was provided to ClinicalTrials.gov by Vasa Therapeutics on 2026-04-09.