Trial to Evaluate the Efficacy and Safety of Nitazoxanide (NTZ) for Post-Exposure Prophylaxis of COVID-19 and Other Viral Respiratory Illnesses in Elderly Residents of Long-Term Care Facilities (LTCF)

NCT ID: NCT04343248

Last Updated: 2024-07-08

Study Results

Results available

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Basic Information

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Recruitment Status

TERMINATED

Clinical Phase

PHASE3

Total Enrollment

190 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-05-12

Study Completion Date

2021-02-01

Brief Summary

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Trial to evaluate the efficacy and safety of NTZ for post-exposure prophylaxis of COVID-19 and other VRIs in elderly LTCF residents.

Detailed Description

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Multicenter, randomized, double-blind, placebo-controlled trial to evaluate the efficacy and safety of NTZ for post-exposure prophylaxis of COVID-19 and other VRIs in elderly LTCF residents.

Conditions

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COVID-19 Viral Respiratory Illnesses

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

PREVENTION

Blinding Strategy

TRIPLE

Participants Caregivers Investigators

Study Groups

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Nitazoxanide

Two Nitazoxanide 300 mg tablets orally twice daily for 6 weeks

Group Type ACTIVE_COMPARATOR

Nitazoxanide

Intervention Type DRUG

Nitazoxanide 600 mg administered orally twice daily for six weeks

Vitamin Super B-Complex

Intervention Type DIETARY_SUPPLEMENT

Vitamin Super B-Complex administered orally twice daily to maintain the blind

Placebo

Two placebo tablets orally twice daily for 6 weeks

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Placebo administered orally twice daily for six weeks

Vitamin Super B-Complex

Intervention Type DIETARY_SUPPLEMENT

Vitamin Super B-Complex administered orally twice daily to maintain the blind

Interventions

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Nitazoxanide

Nitazoxanide 600 mg administered orally twice daily for six weeks

Intervention Type DRUG

Placebo

Placebo administered orally twice daily for six weeks

Intervention Type DRUG

Vitamin Super B-Complex

Vitamin Super B-Complex administered orally twice daily to maintain the blind

Intervention Type DIETARY_SUPPLEMENT

Other Intervention Names

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NTZ (nitazoxanide) NT-300

Eligibility Criteria

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Inclusion Criteria

* Male and female residents of LTCFs at least 55 years of age.
* Willing and able to provide written informed consent and comply with the requirements of the protocol.
* At least one symptomatic laboratory-confirmed COVID-19 illness identified among residents or staff of the LTCF within 10 days prior to randomization.

Exclusion Criteria

* Alzheimer's disease, dementia, or other mental incapacity which precludes comprehension of the study requirements or symptom diary.
* Subjects expected to require hospitalization within the 8-week treatment and follow-up period.
* Subjects with a history of COVID-19 or known to have developed anti-SARS- CoV-2 antibodies.
* Subjects who experienced a previous episode of acute upper respiratory tract infection, otitis, bronchitis or sinusitis or received antibiotics for these conditions or antiviral therapy for influenza within two weeks prior to and including study day 1.
* Receipt of any dose of NTZ within 7 days prior to screening.
* Treatment with any investigational drug or vaccine within 30 days prior to screening or unwilling to avoid them during the course of the study.
* Known sensitivity to NTZ or any of the excipients comprising the study medication.
* Subjects unable to swallow oral tablets or capsules.
* Subjects taking medications considered to be major CYP2C8 substrates.
* Subjects who, in the judgment of the Investigator, will be unlikely to comply with the requirements of this protocol.
Minimum Eligible Age

55 Years

Maximum Eligible Age

120 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Romark Laboratories L.C.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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The Chappel Group Research

Kissimmee, Florida, United States

Site Status

Clinical Trial Specialists, Inc.

Acworth, Georgia, United States

Site Status

Centex Studies, Inc.

Lake Charles, Louisiana, United States

Site Status

Centex Studies, Inc.

Houston, Texas, United States

Site Status

Countries

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United States

Provided Documents

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Document Type: Study Protocol

View Document

Document Type: Statistical Analysis Plan

View Document

Other Identifiers

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RM08-3006

Identifier Type: -

Identifier Source: org_study_id

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