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)
Public ClinicalTrials.gov record NCT04343248. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Randomized, Double-Blind, Placebo Controlled 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)
Study identification
- NCT ID
- NCT04343248
- Recruitment status
- Terminated
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Romark Laboratories L.C.
- Industry
- Enrollment
- 190 participants
Conditions and interventions
Conditions
Interventions
- Nitazoxanide Drug
- Placebo Drug
- Vitamin Super B-Complex Dietary Supplement
Drug · Dietary Supplement
Eligibility (public fields only)
- Age range
- 55 Years to 120 Years
- 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
- May 11, 2020
- Primary completion
- Jan 31, 2021
- Completion
- Jan 31, 2021
- Last update posted
- Jul 7, 2024
2020 – 2021
United States locations
- U.S. sites
- 4
- U.S. states
- 4
- U.S. cities
- 4
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| The Chappel Group Research | Kissimmee | Florida | 34744 | — |
| Clinical Trial Specialists, Inc. | Acworth | Georgia | 30101 | — |
| Centex Studies, Inc. | Lake Charles | Louisiana | 70601 | — |
| Centex Studies, Inc. | Houston | Texas | 77058 | — |
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 NCT04343248, 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 Jul 7, 2024 · Synced Jul 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04343248 live on ClinicalTrials.gov.