SARS-CoV-2 challenge studies: ethics and risk minimisation

COVID-19 poses an exceptional threat to global public health and well-being. Recognition of the need to develop effective vaccines at unprecedented speed has led to calls to accelerate research pathways ethically, including by conducting challenge studies (also known as controlled human infection st...

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Main Authors: Bull, S, Jamrozik, E, Binik, A, Parker, MJ
Format: Journal article
Language:English
Published: BMJ Publishing Group 2020
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author Bull, S
Jamrozik, E
Binik, A
Parker, MJ
author_facet Bull, S
Jamrozik, E
Binik, A
Parker, MJ
author_sort Bull, S
collection OXFORD
description COVID-19 poses an exceptional threat to global public health and well-being. Recognition of the need to develop effective vaccines at unprecedented speed has led to calls to accelerate research pathways ethically, including by conducting challenge studies (also known as controlled human infection studies (CHIs)) with SARS-CoV-2 (the virus which causes COVID-19). Such research is controversial, with concerns being raised about the social, legal, ethical and clinical implications of infecting healthy volunteers with SARS-CoV-2 for research purposes. Systematic risk evaluations are critical to inform assessments of the ethics of any proposed SARS-CoV-2 CHIs. Such evaluations will necessarily take place within a rapidly changing and at times contested epidemiological landscape, in which differing criteria for the ethical acceptability of research risks have been proposed. This paper critically reviews two such criteria and evaluates whether the use of effective treatment should be a necessary condition for the ethical acceptability of SARS-CoV-2 CHIs, and whether the choice of study sites should be influenced by COVID-19 incidence levels. The paper concludes that ethical evaluations of proposed SARS-CoV-2 CHIs should be informed by rigorous, consultative and holistic approaches to systematic risk assessment.
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spelling oxford-uuid:571ba8cc-cff9-4d38-b5ca-1bc84cd7dafe2022-03-26T16:54:38ZSARS-CoV-2 challenge studies: ethics and risk minimisation Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:571ba8cc-cff9-4d38-b5ca-1bc84cd7dafeEnglishSymplectic ElementsBMJ Publishing Group2020Bull, SJamrozik, EBinik, AParker, MJCOVID-19 poses an exceptional threat to global public health and well-being. Recognition of the need to develop effective vaccines at unprecedented speed has led to calls to accelerate research pathways ethically, including by conducting challenge studies (also known as controlled human infection studies (CHIs)) with SARS-CoV-2 (the virus which causes COVID-19). Such research is controversial, with concerns being raised about the social, legal, ethical and clinical implications of infecting healthy volunteers with SARS-CoV-2 for research purposes. Systematic risk evaluations are critical to inform assessments of the ethics of any proposed SARS-CoV-2 CHIs. Such evaluations will necessarily take place within a rapidly changing and at times contested epidemiological landscape, in which differing criteria for the ethical acceptability of research risks have been proposed. This paper critically reviews two such criteria and evaluates whether the use of effective treatment should be a necessary condition for the ethical acceptability of SARS-CoV-2 CHIs, and whether the choice of study sites should be influenced by COVID-19 incidence levels. The paper concludes that ethical evaluations of proposed SARS-CoV-2 CHIs should be informed by rigorous, consultative and holistic approaches to systematic risk assessment.
spellingShingle Bull, S
Jamrozik, E
Binik, A
Parker, MJ
SARS-CoV-2 challenge studies: ethics and risk minimisation
title SARS-CoV-2 challenge studies: ethics and risk minimisation
title_full SARS-CoV-2 challenge studies: ethics and risk minimisation
title_fullStr SARS-CoV-2 challenge studies: ethics and risk minimisation
title_full_unstemmed SARS-CoV-2 challenge studies: ethics and risk minimisation
title_short SARS-CoV-2 challenge studies: ethics and risk minimisation
title_sort sars cov 2 challenge studies ethics and risk minimisation
work_keys_str_mv AT bulls sarscov2challengestudiesethicsandriskminimisation
AT jamrozike sarscov2challengestudiesethicsandriskminimisation
AT binika sarscov2challengestudiesethicsandriskminimisation
AT parkermj sarscov2challengestudiesethicsandriskminimisation