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Heart FailureFRESH-UPNCT04551729

Fluid Restriction in Heart Failure Versus Liberal Fluid Uptake

A study testing Lifestyle advice for liberal fluid intake in people with Heart Failure, run by Radboud University Medical Center at 8 sites in Netherlands.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Multi-centre open-label 1:1 randomized clinical trial in chronic heart failure patients on the effect of fluid restriction versus liberal fluid intake on quality of life. Read more about this study

Who is it for?
Ages 18 years and older
Conditions the study is for
Heart Failure
What is being tested?
Lifestyle advice for liberal fluid intake
Could I receive a placebo?
No, everyone receives an active treatment
How many people
504 participants
Where
8 sitesNetherlands
Study dates
21 Apr 2021to 28 Nov 2024
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Diagnosis of chronic HF with NYHA class II/III according to the prevailing guidelines > 6 months prior to randomization (1)
  • Adult (age ≥ 18 years)

Who cannot join

  • Reversible cause of HF (thyroid disorders, severe anemia, vitamin deficiencies)
  • Hospital admission for HF within 3 months of randomization
  • Chronic HF with NYHA class IV
  • Hyponatremia at baseline (sodium <130mmol/l)
  • Changes in HF medical therapy in last 14 days prior to randomization
  • Estimated Glomerular Filtration Rate (eGFR) of < 30ml/min/1.73 m2 at baseline
Show all 12Show fewer
  • Scheduled cardiac surgery within 3 months of randomization
  • Recent (within 3 months) coronary intervention (PCI or CABG) or implantation of pacemaker device
  • Comorbidity for which fluid restriction is advised by a different treating physician (e.g. nephrologist)
  • Comorbidity with a life expectancy of less than 6 months
  • The treating clinician believes that participation in the domain would not be in the best interests of the patient
  • Inability to provide informed consent

Trial locations and contacts

8 sites in 1 country.

8 sites in 1 country

Netherlands8 sites
  • Jeroen Bosch Ziekenhuis

    's-Hertogenbosch

  • Hospital Group Twente

    Almelo

  • Rijnstate Hospital

    Arnhem

  • Zuyderland Ziekenhuis

    Heerlen

  • Dijklander Ziekenhuis

    Hoorn

  • Maastricht University Medical Centre

    Maastricht

  • Radboud University Medical Center

    Nijmegen, Gelderland, 6525GA

  • Bernhoven Ziekenhuis

    Uden

Other trials in Netherlands

About this study

Multi-centre open-label 1:1 randomized clinical trial in chronic heart failure patients on the effect of fluid restriction versus liberal fluid intake on quality of life.

Conditions
Heart Failure
Being tested
Lifestyle advice for liberal fluid intake
Medical subject headings
Heart Failure

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Lifestyle advice for liberal fluid intakeBehavioural

    Lifestyle advice for liberal fluid intake for 3 months

Study groups in NCT04551729
Study groupRoleWhat they receive
Fluid restrictionActive comparatorPatient will receive a lifestyle advice to adhere to fluid restriction of 1500cc/day for 3 months.
Receives: Behavioral: Lifestyle advice for liberal fluid intake
Liberal fluid intakeExperimentalPatient will receive a lifestyle advice for liberal fluid intake for 3 months.
Receives: Behavioral: Lifestyle advice for liberal fluid intake

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Quality of life assessed with the Kansas City Cardiomyopathy Questionnaire (KCCQ)

    KCCQ Overall Summary Score (OSS) (scores minimum-maximum 0-100, higher scores indicate better outcome)

    Measured: 3 months

Secondary outcomes (6)
  1. Thirst distress

    Thirst Distress Scale for patients with Heart Failure (scores minimum-maximum 8-40, higher scores indicate worse outcome)

    Measured: 3 months

  2. Quality of life assessed with the Kansas City Cardiomyopathy Questionnaire (KCCQ)

    KCCQ Clinical Summary Score (CSS) and each of the KCCQ domains (scores minimum-maximum 0-100, higher scores indicate better outcome)

    Measured: 3 months

  3. Quality of life assessed with the Kansas City Cardiomyopathy Questionnaire (KCCQ)

    Proportion of patients with clinically meaningful changes in KCCQ-OSS and KCCQ-CSS (improved: ≥5 points increase; stable: <5 points increase or decrease; declined: ≥5 points decrease)

    Measured: 3 months

  4. Quality of life assessed with EQ-5D-5L

    EQ-5D-5L (First part; scores minimum-maximum 0-1. Second part; (scores minimum-maximum 0-100, higher scores indicate better outcome)

    Measured: 3 months

  5. Patient reported fluid intake

    Patient reported fluid intake for 1 week in a fluid intake diary

    Measured: 6 weeks

  6. Safety (Death, all-cause hospitalisations, iv loop diuretic treatment)

    Composite of death, hospitalisations and iv loop diuretic treatment

    Measured: 6 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted16 Sep 2020
  2. Study start21 Apr 2021
  3. Primary completion23 Sep 2024
  4. Study completion28 Nov 2024

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Single blind
Who is masked
Outcomes assessor
Enrolment
504 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT04551729
Sponsor's protocol ID
75112
Acronym
FRESH-UP
Status last verified
Dec 2024
First submitted
10 Sep 2020
Last updated
18 Apr 2025
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
Yes: Other investigators can submit a proposal to the steering committee for the sharing of data. This proposal will be discussed in the steering committee.

Publications

  • Herrmann JJ, Beckers-Wesche F, Baltussen LEHJM, Verdijk MHI, Bellersen L, Brunner-la Rocca HP, Jaarsma T, Pisters R, Sanders-van Wijk S, Rodwell L, Van Royen N, Gommans DHF, Van Kimmenade RRJ. Fluid REStriction in Heart Failure vs Liberal Fluid UPtake: Rationale and Design of the Randomized FRESH-UP Study. J Card Fail. 2022 Oct;28(10):1522-1530. doi: 10.1016/j.cardfail.2022.05.015. Epub 2022 Jun 13.

    PubMed 35705150
  • Herrmann JJ, Brunner-La Rocca HP, Baltussen LEHJM, Beckers-Wesche F, Bekkers SCAM, Bellersen L, van Eck JWM, Hassing HC, Jaarsma T, Linssen GCM, Pisters R, Sanders-van Wijk S, Verdijk MHI, Handoko ML, van der Meer P, Verbrugge FH, Januzzi JL Jr, Bayes-Genis A, Nieuwlaat R, Rodwell L, Gommans DHF, van Kimmenade RRJ. Liberal fluid intake versus fluid restriction in chronic heart failure: a randomized clinical trial. Nat Med. 2025 Jun;31(6):2062-2068. doi: 10.1038/s41591-025-03628-4. Epub 2025 Mar 30.

    PubMed 40159556

Questions about this trial

What is this clinical trial studying?

A study testing Lifestyle advice for liberal fluid intake in people with Heart Failure, run by Radboud University Medical Center at 8 sites in Netherlands.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 2 inclusion and 12 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 18 Apr 2025. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 8 sites in Netherlands. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Quality of life assessed with the Kansas City Cardiomyopathy Questionnaire (KCCQ) (time frame: 3 months). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT04551729, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 18 Apr 2025.

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