| An Open Label Study in Adults to Test the Efficacy of Mitoquinone/Mitoquinol Mesylate to Prevent Severe Viral Illness (NCT05381454) | University of California, Los Angeles | 2022-04-28 |
| PREvent Viral Exposure and Transmission Study: a COVID-19 (SARS-CoV-2) PEP Study (PREVENT) (NCT04842331) | Thirty Respiratory Limited | 2021-09-01 |
| Evaluation of the Detection Performance of the N Antigenemia of SARS-CoV-2 in the General Population for the Diagnosis and Screening of COVID-19 (NCT05092607) | Assistance Publique - Hôpitaux de Paris | 2021-07-15 |
| Wells and Enteric Disease Transmission (NCT04826991) | Temple University | 2021-07-01 |
| New Reusable Mask Design With Superior Filtration and Fit (NCT04826809) | Mayo Clinic | 2021-04-09 |
| Transmission of Respiratory Viruses in Households in The Gambia: a Longitudinal Cohort Study (TransVIR) (NCT05952336) | Medical Research Council Unit, The Gambia | 2021-02-01 |
| Predicting Severity and Disease Progression in Influenza-like Illness (Including COVID-19) (NCT04664075) | Imperial College London | 2021-01-25 |
| Prophylactic Treatment With Carragelose Nasal Spary to Prevent SARS-CoV-2, COVID-19, Infections in Health Care Workers (NCT04681001) | Marinomed Biotech AG | 2020-12-20 |
| COVID-19 Prevention and Treatment in Cancer; a Sequential Multiple Assignment Randomised Trial; (NCT04534725) | Peter MacCallum Cancer Centre, Australia | 2020-12-17 |
| The Evaluation of Cellular and Humoral Immunity to COVID-19 in Moscow Residents (NCT04898140) | Moscow Department of Health | 2020-10-20 |
| Reducing Acute Severe Respiratory Events in Health Care Workers During the Covid-19 Pandemic With OM85 (NCT04496245) | The University of Queensland | 2020-08-24 |
| Vitamin D Supplementation in the Prevention and Mitigation of COVID-19 Infection (NCT04482673) | Medical University of South Carolina | 2020-07-31 |
| Wells and Enteric Disease Transmission Trial (WET - Trial) (NCT04258059) | Temple University | 2020-06-30 |
| Evaluation of Novel Diagnostic Tests for COVID-19 (NCT04326387) | CCTU- Cancer Theme | 2020-04-06 |
| Assessment of the Clinical Effectiveness of a Herbal Extract (Cretan IAMA) in Patients With Viral Respiratory Infections, Including COVID-19, in Primary Healthcare Settings, and Co-assessment of Its Prophylactic Effect in People Cohabiting With These Patients (NCT04705753) | University of Crete | 2020-04-01 |
| COVID-19 Testing Sample Acquisition Throughput and Efficiency (NCT04532411) | Massachusetts General Hospital | 2020-03-01 |
| Home Testing of Respiratory Illness (NCT04245800) | Evidation Health | 2019-12-13 |
| Test-and-treat for Influenza in Homeless Shelters (NCT04141917) | University of Washington | 2019-11-15 |
| Pilot of Cohort of Households for Influenza Monitoring and Evaluation in Seattle (NCT04141930) | University of Washington | 2019-11-01 |
| Kagocel® for the Prevention of ARVI and Influenza in Young People (NCT04626622) | Nearmedic Plus LLC | 2018-02-15 |
| Kagocel® for the Prevention of ARVI and Influenza in Adults Health Care Workers (NCT04611061) | Nearmedic Plus LLC | 2017-10-02 |
| Impact of Respiratory Viral Infections in Infants With Cystic Fibrosis. (NCT02847156) | Hospices Civils de Lyon | 2015-01-01 |
| Respiratory Viral Infections in Pediatric Transplantation (NCT02260596) | Duke University | 2014-09-01 |
| Severe Acute Respiratory Infections (SARI) in Belgium (2011-2020) (NCT05620953) | Sciensano | 2012-01-20 |