# Hydrogen-oxygen Gas Mixture Inhalation in Patients With Convalescent Coronavirus Disease 2019 (COVID-19)

> **NCT04594460** · NA · UNKNOWN · sponsor: **Guangzhou Institute of Respiratory Disease** · enrollment: 198 (estimated)

## Conditions studied

- Covid19
- Hydrogen-oxygen Gas
- AMS-H-03

## Interventions

- **DEVICE:** Hydrogen-Oxygen Generator with Nebulizer, AMS-H-03
- **DEVICE:** OLO-1 Medical Molecular Sieve Oxygen Generator

## Key facts

- **NCT ID:** NCT04594460
- **Lead sponsor:** Guangzhou Institute of Respiratory Disease
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2020-10-31
- **Primary completion:** 2021-10-31
- **Final completion:** 2021-12-31
- **Target enrollment:** 198 (ESTIMATED)
- **Last updated:** 2020-10-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04594460

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04594460, "Hydrogen-oxygen Gas Mixture Inhalation in Patients With Convalescent Coronavirus Disease 2019 (COVID-19)". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT04594460. Licensed CC0.

---

*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*