Efficacy of Pragmatic Same-day COVID-19 Ring Prophylaxis for Adult Individuals Exposed to SARS-CoV-2 in Switzerland (COPEP)
Efficacy of Pragmatic Same-day Ring COVID-19 Prophylaxis for Adult Individuals Exposed to SARS-CoV-2 in Switzerland: an Open-label Cluster Randomized Trial
Study Overview
Status
Status
Conditions
Conditions
Intervention / Treatment
Intervention / Treatment
Study Type
Study Type
Enrollment (Actual)
Enrollment
Phase
Phase
- Phase 3
Contacts and Locations
Study Locations
-
-
-
Rio De Janeiro, Brazil
- Instituto Nacional de Infectiologia Evandro Chagas, Fiocruz
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-
-
-
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Basel, Switzerland
- Universitätsspital Basel and SwissTPH
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Geneva, Switzerland
- Hopitaux Universitaires de Geneve
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Lugano, Switzerland
- Ospedale Regionale di Lugano
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-
Participation Criteria
Eligibility Criteria
Eligibility Criteria
Ages Eligible for Study
Accepts Healthy Volunteers
Genders Eligible for Study
Description
Inclusion criteria:
- Documented close contact with a person with either a PCR-confirmed SARS-CoV-2 or a positive rapid SARS-CoV-2 antigen test (as per standard of care).
- Enrolment of the participant no more than 7 days since last contact with index case;
- ≥ 16 years of age;
- Informed consent as documented by signature (including parent's or legal guardian's signature if the participant is between 16 and 18 y.o.).
Exclusion criteria*:
- Fever (temperature >38.0°C) and/or respiratory symptoms (cough, dyspnea) and/or new anosmia/ageusia;
- Individuals with previous confirmed SARS-CoV-2 infection, dating within the last six months ;
- Known impairment of liver function;
- Known hypersensitivity to the study medications;
- Use of any medications that are contraindicated with lopinavir/ritonavir using the website www.hiv-druginteractions.org/checker
- Individuals on boosted protease inhibitor (other than LPV) or boosted elvitegravir as part of an antiretroviral therapy
- Inability to be followed-up for the trial period
Documented vaccination against SARS-CoV-2
- Where necessary, additional biological and clinical assessment will be performed, based on clinical judgement.
Study Plan
How is the study designed?
Design Details
- Primary Purpose: Prevention
- Allocation: Randomized
- Interventional Model: Parallel Assignment
- Masking: None (Open Label)
Number of Arms
Arms and Interventions
Participant Group / ArmParticipant Group / Arm |
Intervention / TreatmentIntervention / Treatment |
|---|---|
|
Active Comparator: Lopinavir/Ritonavir
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2x 200mg/50mg, twice daily for 5 days (bid, PO)
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No Intervention: Active surveillance
|
What is the study measuring?
Primary Outcome Measures
Primary Outcome Measures
Outcome Measure |
Time Frame |
|---|---|
|
21-day incidence of COVID-19 in individuals exposed to SARS-CoV- 2 who are asymptomatic at baseline (intent-to-treat (ITT) analysis).
Time Frame: 21-day
|
21-day
|
Secondary Outcome Measures
Secondary Outcome Measures
Outcome Measure |
Measure Description |
Time Frame |
|---|---|---|
|
21-day incidence of COVID-19 in individuals exposed to SARS-CoV- 2 who are asymptomatic, PCR-confirmed SARS-CoV-2 negative and have negative SARS-CoV-2 serology at baseline (modified ITT)
Time Frame: 21-day
|
21-day
|
|
|
21-day incidence of SARS-CoV-2 infection in individuals exposed to SARS-CoV-2 who are asymptomatic, PCR-confirmed SARS-CoV-2 negative and have negative SARS-CoV-2 serology at baseline (modified ITT)
Time Frame: 21-day
|
21-day
|
|
|
Severity of clinical COVID-19 on a 7-point ordinal scale
Time Frame: 21-day
|
(1: not hospitalized, no limitations on activities, 2: not hospitalized, limitation on activities, 3: hospitalized, not requiring supplemental oxygen, 4: hospitalized, requiring supplemental oxygen, 5: hospitalized, on non- invasive mechanical ventilation 6: hospitalized, on invasive mechanical ventilation or ECMO and 7: death)
|
21-day
|
Collaborators and Investigators
Sponsor
Sponsor
Investigators
Investigators
- Principal Investigator: Alexandra Calmy, Prof, Hopitaux Universitaires de Geneve
- Principal Investigator: Niklaus Labhardt, Prof, Universitätsspital Basel
Publications and helpful links
General Publications
- Labhardt ND, Smit M, Petignat I, Perneger T, Marinosci A, Ustero P, Diniz Ribeiro MP, Ragozzino S, Nicoletti GJ, Fare PB, Andrey DO, Jacquerioz F, Lebowitz D, Agoritsas T, Meyer B, Spechbach H, Salamun J, Guessous I, Chappuis F, Kaiser L, Decosterd LA, Grinsztejn B, Bernasconi E, Cardoso SW, Calmy A, Team FTCS. Post-exposure Lopinavir-Ritonavir Prophylaxis versus Surveillance for Individuals Exposed to SARS-CoV-2: The COPEP Pragmatic Open-Label, Cluster Randomized Trial. EClinicalMedicine. 2021 Dec;42:101188. doi: 10.1016/j.eclinm.2021.101188. Epub 2021 Nov 6.
- Smit M, Marinosci A, Nicoletti GJ, Perneger T, Ragozzino S, Andrey DO, Stoeckle M, Jacquerioz F, Lebowitz D, Agoritsas T, Meyer B, Spechbach H, Salamun J, Back M, Schaubhut C, Fuchs S, Decosterd L, Battegay M, Guessous I, Chappuis F, Kaiser L, Labhardt ND, Calmy A. Efficacy of pragmatic same-day ring prophylaxis for adult individuals exposed to SARS-CoV-2 in Switzerland (COPEP): protocol of an open-label cluster randomised trial. BMJ Open. 2020 Nov 12;10(11):e040110. doi: 10.1136/bmjopen-2020-040110.
Study record dates
Study Major Dates
Study Start (Actual)
Study Start
Primary Completion (Actual)
Primary Completion
Study Completion (Actual)
Study Completion
Study Registration Dates
First Submitted
First Submitted
First Submitted That Met QC Criteria
First Submitted That Met QC Criteria
First Posted (Actual)
First Posted
Study Record Updates
Last Update Posted (Actual)
Last Update Posted
Last Update Submitted That Met QC Criteria
Last Update Submitted That Met QC Criteria
Last Verified
Last Verified
More Information
Terms related to this study
Keywords
Additional Relevant MeSH Terms
- Coronavirus Infections
- Coronaviridae Infections
- Nidovirales Infections
- RNA Virus Infections
- Virus Diseases
- Infections
- Respiratory Tract Infections
- Respiratory Tract Diseases
- Pneumonia, Viral
- Pneumonia
- Lung Diseases
- COVID-19
- Molecular Mechanisms of Pharmacological Action
- Anti-Infective Agents
- Antiviral Agents
- Enzyme Inhibitors
- Anti-HIV Agents
- Anti-Retroviral Agents
- Protease Inhibitors
- Cytochrome P-450 CYP3A Inhibitors
- Cytochrome P-450 Enzyme Inhibitors
- HIV Protease Inhibitors
- Viral Protease Inhibitors
- Ritonavir
- Lopinavir
Other Study ID Numbers
Other Study ID Numbers
- CCER 2020-00864
Drug and device information, study documents
Studies a U.S. FDA-regulated drug product
Studies a U.S. FDA-regulated device product
product manufactured in and exported from the U.S.
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