# Effect of KNO3 Compared to KCl on Oxygen UpTake in Heart Failure With Preserved Ejection Fraction (KNO3CK OUT HFPEF)

> **NCT02840799** · PHASE2 · COMPLETED · sponsor: **University of Pennsylvania** · enrollment: 84 (actual)

## Conditions studied

- Heart Failure

## Interventions

- **DRUG:** Potassium Nitrate (KNO3)
- **DRUG:** Potassium Chloride (KCl)

## Key facts

- **NCT ID:** NCT02840799
- **Lead sponsor:** University of Pennsylvania
- **Sponsor class:** OTHER
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2016-08
- **Primary completion:** 2022-08
- **Final completion:** 2022-08
- **Target enrollment:** 84 (ACTUAL)
- **Last updated:** 2023-12-18

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02840799

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02840799, "Effect of KNO3 Compared to KCl on Oxygen UpTake in Heart Failure With Preserved Ejection Fraction (KNO3CK OUT HFPEF)". Retrieved via AI Analytics 2026-06-03 from https://api.ai-analytics.org/clinical/NCT02840799. Licensed CC0.

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