Hydroxychloroquine Chemoprophylaxis in Healthcare Personnel in Contact With COVID-19 Patients (PHYDRA Trial) (PHYDRA)
Chemoprophylaxis With Hydroxychloroquine in Healthcare Personnel in Contact With COVID-19 Patients: A Randomized Controlled Trial (PHYDRA Trial)
Sponsor: National Institute of Respiratory Diseases, Mexico
A PHASE3 clinical study on COVID-19 and Severe Acute Respiratory Syndrome, this trial is completed. The trial is conducted by National Institute of Respiratory Diseases, Mexico and has accumulated 7 data snapshots since 2020. Infectious disease trials contribute critical data for public health response and treatment development.
Status Flow
Change History
7 versions recorded-
Sep 2025 — Present [monthly]
Completed PHASE3
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Sep 2024 — Sep 2025 [monthly]
Completed PHASE3
-
Jul 2024 — Sep 2024 [monthly]
Completed PHASE3
-
Feb 2022 — Jul 2024 [monthly]
Completed PHASE3
Status: Recruiting → Completed
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Jan 2021 — Feb 2022 [monthly]
Recruiting PHASE3
▶ Show 2 earlier versions
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May 2020 — Jan 2021 [monthly]
Recruiting PHASE3
Status: Not Yet Recruiting → Recruiting
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Apr 2020 — May 2020 [monthly]
Not Yet Recruiting PHASE3
First recorded
Eligibility Summary
No eligibility information available.
Contact Information
- National Institute of Respiratory Diseases, Mexico
For direct contact, visit the study record on ClinicalTrials.gov .