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Terminated Phase 2 Interventional Results available

Safety and Efficacy of Niclosamide in Patients With COVID-19 With Gastrointestinal Infection

ClinicalTrials.gov ID: NCT04858425

Public ClinicalTrials.gov record NCT04858425. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 4, 2026, 10:36 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A 2-Part, 2-Arm, Phase 2, Randomized, Double-Blind, Placebo-Controlled Study on the Safety and Efficacy of Niclosamide in Patients With COVID-19 With Gastrointestinal Infection

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This is a 2-part, 2-arm, Phase 2 , multicentre, randomized, double-blind, placebo-controlled study in adults with COVID-19 with gastrointestinal infection.

Study identification

NCT ID
NCT04858425
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 2
Lead sponsor
Entero Therapeutics
Industry
Enrollment
166 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Apr 29, 2021
Primary completion
Jun 3, 2022
Completion
Sep 9, 2023
Last update posted
Oct 7, 2024

2021 – 2023

United States locations

U.S. sites
13
U.S. states
5
U.S. cities
10
Facility City State ZIP Site status
Central Alabama Research Birmingham Alabama 35209
Midland Florida Clinical Research Center, LLC DeLand Florida 32720-0920
New Generation Medical Research Hialeah Florida 33016-1895
LCC Medical Reserach Institute, LLC Miami Florida 33126
Westchester General Hospital Miami Florida 33155-2805
Miami Clinical Research Miami Florida 33155
P & S Research, LLC Miami Florida 33175-2912
University of South Florida Tampa Florida 33606
IACT Health - Roswell Columbus Georgia 30076
Snake River Research, PLLC Idaho Falls Idaho 83404
Homestead Associates in Research Homestead Meadows Texas 33032-8225
SMS Clinical Research LLC Mesquite Texas 75149
Tranquil Research Webster Texas 77598

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 12 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04858425, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Oct 7, 2024 · Synced Sep 4, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04858425 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →