HEalth Care Worker pROphylaxis Against COVID-19: The HERO Trial
Public ClinicalTrials.gov record NCT04352946. 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
Protecting Health Care Workers From COVID-19 With Hydroxychloroquine Pre-exposure Prophylaxis: A Randomized, Placebo-controlled Trial
Study identification
- NCT ID
- NCT04352946
- Recruitment status
- Not listed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- GeoSentinel Foundation
- Other
- Enrollment
- 374 participants
Conditions and interventions
Conditions
Interventions
- Hydroxychloroquine Pre-Exposure Prophylaxis Drug
- Placebo oral tablet Drug
Drug
Eligibility (public fields only)
- Age range
- 18 Years and older
- Sex
- All
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Apr 23, 2020
- Primary completion
- Jun 23, 2020
- Completion
- Aug 23, 2020
- Last update posted
- Apr 21, 2020
2020
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| The New York Center for Travel and Tropical Medicine | New York | New York | 10022 | — |
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 NCT04352946, 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 Apr 21, 2020 · Synced Jul 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04352946 live on ClinicalTrials.gov.