Hydroxychloroquine safety and potential efficacy as an antiviral prophylaxis in light of potential wide-spread use in COVID-19: a multinational, large-scale network
cohort and self-controlled case series study

Documents

Study protocol

Initial protocol

PLE_HCQ_Protocol

Updated protocol

PLE_HCQ_Protocol_1.6

First published: 22/02/2024

Study results

Study report

Other information

Publications

Study publications

Lane JC, Weaver J, Kostka K, Duarte-Salles T, Abrahao MT, Alghoul H, Alser O, A…

ENCePP Seal

The use of the ENCePP Seal has been discontinued since February 2025. The ENCePP Seal fields are retained in the display mode for transparency but are no longer maintained.

Signed checklist for study protocols

ENCePPChecklistforStudyProtocols_HCQ