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ClinicalTrials.gov public records Last synced May 21, 2026, 10:06 PM EDT

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Showing 1–3 of 3 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Right Sided Heart Failure With Normal Ejection Fraction Clear all
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Hypertension Pulmonary Secondary Heart Failure, Right Sided Heart Failure With Normal Ejection Fraction, Heart Failure With Normal Ejection Fraction
Interventions
Levosimendan
Drug
Lead sponsor
Tenax Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
9
States / cities
Stanford, California • Chicago, Illinois • Minneapolis, Minnesota + 6 more
Source: ClinicalTrials.gov public record
Updated Apr 21, 2026 · Synced May 21, 2026, 10:06 PM EDT
Recruiting No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Heart Failure With Normal Ejection Fraction, Heart Failure With Reduced Ejection Fraction, Heart Failure, Right Sided, Heart Failure With Mid Range Ejection Fraction, Cardiovascular Risk Factor
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
3,000 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2027
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 8, 2025 · Synced May 21, 2026, 10:06 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Hypertension Pulmonary Secondary, Heart Failure, Right Sided, Heart Failure With Normal Ejection Fraction
Interventions
Levosimendan, Matching Placebo
Drug
Lead sponsor
Tenax Therapeutics, Inc.
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
16
States / cities
Stanford, California • Chicago, Illinois • Boston, Massachusetts + 10 more
Source: ClinicalTrials.gov public record
Updated Nov 19, 2024 · Synced May 21, 2026, 10:06 PM EDT