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

Prior treatment

• Lung disease within 12 months prior to Screening
• Have participated within the last 6 months in a clinical study involving an investigational product.

Other illness

• Known hypersensitivity to VS-041.
• Cardiovascular disease other than HFpEF
• Active intercurrent illness such as acute bacterial or viral infection.
• History of illicit drug or alcohol abuse or addiction that in the opinion of the PI could affect participation.
• Active chronic viral infection such as Hepatitis B, Hepatitis C or human immunodeficiency virus (HIV) at Screening.
• History of an active or untreated malignancy or are in remission from a clinically significant malignancy for less than 5 years.
• 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.

Other

• Female trial participant who is pregnant or breastfeeding.
• Acute decompensated HF within 30 days of Screening
• Any other reason which, in the opinion of the PI, would prevent the participant from participating in the trial.

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