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Trial - NCT04352933


Column Value
Trial registration number NCT04352933
Full text link
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

First author
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

Ella James, PhD

Contact
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

ella.james@addenbrookes.nhs.uk

Registration date
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

2020-04-20

Recruitment status
Last imported at : May 11, 2022, 6 a.m.
Source : ClinicalTrials.gov

Unknown

Study design
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

RCT

Allocation
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

Randomized

Design
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

Parallel

Masking
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

Blind label

Center
Last imported at : March 15, 2023, 4 a.m.
Source : ClinicalTrials.gov

single-center

Study aim
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

Prevention

Inclusion criteria
Last imported at : Nov. 16, 2021, 6:30 p.m.
Source : ClinicalTrials.gov

inclusion criteria: to be included in the trial the participant must: have given written informed consent to participate be aged 18 years to 70 years not previously have been diagnosed with covid-19 work in a high-risk secondary or tertiary healthcare setting (hospitals accepting covid-19 patients) with direct patient-facing care

Exclusion criteria
Last imported at : Nov. 16, 2021, 6:30 p.m.
Source : ClinicalTrials.gov

the presence of any of the following will mean participants are ineligible: known covid-19 positive test at baseline (if available) symptomatic for possible covid-19 at baseline known hypersensitivity reaction to hcq, chloroquine or 4-aminoquinolines known retinal disease known porphyria known chronic kidney disease (ckd; egfr<30ml/min) known epilepsy known heart failure or conduction problems known significant liver disease (gilbert's syndrome is permitted) known glucose-6-phosphate dehydrogenase (g6pd) deficiency currently taking any of the following contraindicated medications: digoxin chloroquine halofantrine amiodarone moxifloxacin cyclosporin mefloquine praziquantel ciprofloxacin clarithromycin prochlorperazine fluconazole currently taking hydroxychloroquine or having a clinical indication for taking hydroxychloroquine currently breastfeeding unable to be followed-up during the trial current or future involvement in the active treatment phase of other interventional research studies (excluding observational/non-interventional studies) before study follow-up visit not able to use or have access to a modern phone device/web-based technology any other clinical reason which may preclude entry in the opinion of the investigator

Number of arms
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

3

Funding
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

Cambridge University Hospitals NHS Foundation Trust

Inclusion age min
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

18

Inclusion age max
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

70

Countries
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

United Kingdom

Type of patients
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

Health workers

Severity scale
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

N/A

Total sample size
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

1000

primary outcome
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

Time to positive COVID-19 disease

Notes
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

None

Phase
Last imported at : Feb. 25, 2021, 7:58 p.m.
Source : ClinicalTrials.gov

Phase 3

Arms
Last imported at : Oct. 26, 2020, 11:31 p.m.
Source : ClinicalTrials.gov

[{"arm_notes": "Daily dosing", "treatment_id": 607, "treatment_name": "Hydroxychloroquine", "treatment_type": "Antimalarials", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "Weekly dosing", "treatment_id": 607, "treatment_name": "Hydroxychloroquine", "treatment_type": "Antimalarials", "pharmacological_treatment": "Pharmacological treatment"}, {"arm_notes": "", "treatment_id": 2187, "treatment_name": "Placebo", "treatment_type": "Placebo", "pharmacological_treatment": "Placebo"}]