# A Study for Efficacy and Safety of Live Biotherapeutic MRx4DP0004 to Treat COVID-19

> **NCT04363372** · PHASE2 · WITHDRAWN · sponsor: **4D pharma plc**

## Conditions studied

- COVID-19

## Interventions

- **DRUG:** MRx-4DP0004
- **DRUG:** Placebo

## Key facts

- **NCT ID:** NCT04363372
- **Lead sponsor:** 4D pharma plc
- **Sponsor class:** INDUSTRY
- **Phase:** PHASE2
- **Study type:** INTERVENTIONAL
- **Status:** WITHDRAWN
- **Start date:** 2020-08
- **Primary completion:** 2020-12
- **Final completion:** 2021-01
- **Target enrollment:** 0 (ACTUAL)
- **Why stopped:** Recruitment Issues
- **Last updated:** 2021-06-16


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT04363372

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT04363372, "A Study for Efficacy and Safety of Live Biotherapeutic MRx4DP0004 to Treat COVID-19". Retrieved via AI Analytics 2026-05-27 from https://api.ai-analytics.org/clinical/NCT04363372. Licensed CC0.

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