Independent directory Public ClinicalTrials.gov records United States
ClinicalTrials.gov record
Terminated Phase 2 Interventional

Phase 2 Study to Determine if RTB101 Reduces the Severity of COVID-19 in Older Adults Residing in Nursing Homes

ClinicalTrials.gov ID: NCT04409327

Public ClinicalTrials.gov record NCT04409327. 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 8, 2026, 10:03 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

Randomized Double Blind Placebo-Controlled Study to Determine if Prophylaxis With RTB101 Compared to Placebo Reduces Severity of Lab Confirmed COVID19 in Adults ≥65 Years in a Nursing Home in Which ≥1 Person(s) Have Lab Confirmed COVID19

Brief summary

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

The purpose of this study is to determine if prophylaxis with RTB101 decreases the severity of laboratory-confirmed COVID-19 among adults ≥ 65 years who reside in a nursing homes in which one or more residents or staff have laboratory-confirmed COVID-19

Study identification

NCT ID
NCT04409327
Recruitment status
Terminated
Study type
Interventional
Phase
Phase 2
Lead sponsor
Restorbio Inc.
Industry
Enrollment
36 participants

Conditions and interventions

Conditions

Interventions

Drug

Eligibility (public fields only)

Age range
65 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
Jul 10, 2020
Primary completion
Dec 26, 2020
Completion
Jan 23, 2021
Last update posted
Feb 9, 2021

2020 – 2021

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Nursing Home Middletown Rhode Island 02842

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

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT04409327, 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 Feb 9, 2021 · Synced Sep 8, 2026

Related: full search, browse by condition, browse by drug or therapy, browse by sponsor, browse by U.S. city.

Open the official record

The complete protocol, eligibility criteria, and contact information for NCT04409327 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →