# Carrageenan Nasal Spray for COVID-19 Prophylaxis

> **NCT04590365** · NA · COMPLETED · sponsor: **Swansea University** · enrollment: 480 (actual)

## Conditions studied

- COVID-19
- SARS-CoV 2

## Interventions

- **DEVICE:** Carrageenan nasal and throat spray
- **DEVICE:** Saline nasal and throat spray

## Key facts

- **NCT ID:** NCT04590365
- **Lead sponsor:** Swansea University
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2020-12-17
- **Primary completion:** 2022-11-18
- **Final completion:** 2022-11-18
- **Target enrollment:** 480 (ACTUAL)
- **Last updated:** 2023-04-28

## Collaborators

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- [object Object]
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- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04590365

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04590365, "Carrageenan Nasal Spray for COVID-19 Prophylaxis". Retrieved via AI Analytics 2026-05-26 from https://api.ai-analytics.org/clinical/NCT04590365. Licensed CC0.

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