Hydroxychloroquine to Prevent COVID-19 Disease Amongst Healthcare Workers

NCT ID: NCT04371523

Last Updated: 2021-09-27

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

WITHDRAWN

Clinical Phase

PHASE3

Study Classification

INTERVENTIONAL

Study Start Date

2020-05-01

Study Completion Date

2020-08-30

Brief Summary

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The objectives of PROVIDE are to:

1. Determine if prophylactic once weekly hydroxychloroquine reduces the incidence of conversion from SARS-2-CoVnasopharyngeal swab negative to positive
2. To determine if weekly prophylactic hydroxychloroquine reduced the severity of COVID-19 symptoms
3. To determine the safety of taking weekly prophylactic hydroxychloroquine

Detailed Description

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Conditions

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Corona Virus Infection

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

Parallel two-armed, multi-centred, blinded, stratified, superiority, randomized controlled trial
Primary Study Purpose

PREVENTION

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors
Neither the participant, nor the investigators, study coordinators, adjudicator, and data analysts will know if the subject is receiving the hydroxychloroquine or placebo.

Study Groups

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Intervention - Hydroxychloroquine

Group Type EXPERIMENTAL

Apo-Hydroxychloroquine

Intervention Type DRUG

Hydroxychloroquine sulfate 400mg PO BID on day one, then 400mg PO weekly, to be taken with meals for two months total.

Control

Group Type PLACEBO_COMPARATOR

Matched Placebo

Intervention Type DRUG

Matching Placebo

Interventions

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Apo-Hydroxychloroquine

Hydroxychloroquine sulfate 400mg PO BID on day one, then 400mg PO weekly, to be taken with meals for two months total.

Intervention Type DRUG

Matched Placebo

Matching Placebo

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* 18 years of age or older to participate.
* Healthcare workers with primary practice in intensive care unit, general internal medicine,
* COVID-19 testing centres, emergency rooms, and nursing homes.
* COVID\_19 symptom free at the time of randomization and have a negative diagnostic swab.

Exclusion Criteria

* Known COVID-19 positivity defined as: a laboratory confirmed case as defined by the local public health institutes
* Suspected COVID-19 positivity defined as possessing symptoms consistent with COVID-19 infections such as: headache, fever, nausea, vomiting, diarrhea, dyspnea, dry cough
* Healthcare workers with pre-existing retinopathy or serious visual problems
* Healthcare workers with known malignancies receiving active chemotherapy or immune modifying medications
* Healthcare workers with known autoimmune disorders
* Healthcare workers with known QT prolongation
* History of ventricular arrhythmias
* Participants at risk of malignant arrythmias ○ At risk defined as: A sudden loss of consciousness with injury; anyone in their immediate family, under the age of 45year, with sudden cardiac death; anyone family history of long QT syndrome

* Known sensitivity/allergy to hydroxychloroquine
* Healthcare workers that are currently pregnant
* Healthcare workers that are already taking chloroquine or hydroxychloroquine
* Healthcare workers on colchicine or any other anti-viral medication
* Healthcare workers taking a medication that may interact with hydroxychloroquine (see table below
* Inability to take oral medications
* Inability to provide written consent
* Known G6PD deficiency
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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St. Joseph's Healthcare Hamilton

OTHER

Sponsor Role lead

Responsible Party

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Waleed Al-Hazzani

Intensivist

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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St. Joseph's Healthcare Hamilton

Hamilton, Ontario, Canada

Site Status

Countries

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Canada

Other Identifiers

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3190

Identifier Type: -

Identifier Source: org_study_id

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