# Nitrite Supplementation in Long COVID Patients

> **NCT05618574** · PHASE2 · COMPLETED · sponsor: **VA Office of Research and Development** · enrollment: 17 (actual)

## Conditions studied

- Long COVID
- Cardiorespiratory Fitness

## Interventions

- **DIETARY_SUPPLEMENT:** 140 ml per day of Beet-It nitrate beverage (James White Drinks Ltd., Ipswich, UK)
- **DIETARY_SUPPLEMENT:** 210 ml of nitrate-depleted placebo

## Key facts

- **NCT ID:** NCT05618574
- **Lead sponsor:** VA Office of Research and Development
- **Sponsor class:** FED
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2023-12-01
- **Primary completion:** 2025-02-12
- **Final completion:** 2025-02-14
- **Target enrollment:** 17 (ACTUAL)
- **Last updated:** 2025-03-19

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05618574

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05618574, "Nitrite Supplementation in Long COVID Patients". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT05618574. Licensed CC0.

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