| A Trial of Two Mask Systems in Preventing SARS CoV-2 in Healthcare Workers (HCW) (NCT05036941) | Ascend Performance Materials | 2021-11-13 |
| Preventing Respiratory Viral Illness Invisibly (NCT05084898) | Kenneth Rockwood | 2021-10-01 |
| Baloxavir Versus Oseltamivir for Nursing Home Influenza Outbreaks (NCT05012189) | Insight Therapeutics, LLC | 2021-08-06 |
| Epidemiological Investigation of COVID-19 in Laos Using a One-Health Approach in Human and Animals (NCT04716543) | ANRS, Emerging Infectious Diseases | 2021-08-01 |
| Validation of a CDSA Strategy to Reduce Antibiotic Prescription in Senegal (NCT05050825) | Foundation for Innovative New Diagnostics, Switzerland | 2021-05-03 |
| Efficacy and Safety of Norketotifen in Uncomplicated Influenza-like Illness (NCT04610047) | Emergo Therapeutics, Inc. | 2020-12-14 |
| Broadening Our Understanding of Early Versus Late Influenza Vaccine Effectiveness (NCT04570904) | University of Leicester | 2020-09-28 |
| COVID-19 Pandemic Response Network (NCT04320862) | Duke University | 2020-04-03 |
| Home Testing of Respiratory Illness (NCT04245800) | Evidation Health | 2019-12-13 |
| Recombinant Influenza Vaccination in U.S. Nursing Homes (NCT03965195) | Insight Therapeutics, LLC | 2019-07-20 |
| Biobran/MGN-3 Increases Innate Resistance and Reduces the Incidence of Influenza-like Illnesses (NCT04646980) | Zagazig University | 2018-11-28 |
| A Pragmatic Assessment of Influenza Vaccine Effectiveness in the DoD (NCT03734237) | Henry M. Jackson Foundation for the Advancement of Military Medicine | 2018-11-06 |
| Non-specific Effects of Rabies Vaccine (NCT03656198) | Ross University School of Veterinary Medicine | 2018-08-29 |
| Adjuvanted Influenza Vaccination Year 2 Follow-On Survey (NCT03599739) | Insight Therapeutics, LLC | 2018-07-13 |
| Kent State University / Price Chopper Employee Wellness Study (NCT03454009) | Kent State University | 2018-02-05 |
| FluSAFE: Flu SMS Alerts to Freeze Exposure (NCT03274310) | Columbia University | 2017-10-06 |
| Impact of Rapid Flu Testing in BMC ED (NCT02979730) | Boston Medical Center | 2017-02-07 |
| Adjuvanted Influenza Vaccination in U.S. Nursing Homes (NCT02882100) | Insight Therapeutics, LLC | 2016-04-01 |
| Probiotic and Influenza Vaccination to Reducing Influenza-like Illness Incident in Elderly (NCT03695432) | Indonesia University | 2014-10-01 |
| Evaluation of Psychometric Testing Properties of Severity Symptom Grading Scale of Influenza Infection: Flu-PRO Stage III (NCT02302924) | Henry M. Jackson Foundation for the Advancement of Military Medicine | 2014-09-01 |
| How Does the Clinical Tool 'What's Going Around' Affect Clinical Practice (NCT01979588) | Endeavor Health | 2013-11-01 |
| Nasal Specimen Collection Study in Patients With ILI and/or ARI in an Outpatient Setting (NCT01687816) | Lieselot Houspie | 2012-02-01 |
| Seasonal Influenza Vaccine Effectiveness Study in Kenya (NCT01432340) | Gideon Emukule | 2010-06-01 |
| Characterization of Influenza-like Illness in Mexico (NCT01418287) | Mexican Emerging Infectious Diseases Clinical Research Network | 2010-04-01 |
| Direct and Indirect Benefits of Influenza Vaccination in Schools and Households (NCT00981513) | The University of Hong Kong | 2009-09-01 |
| REDucing Influenza Among University Students, University of California at Berkeley (NCT00448773) | Centers for Disease Control and Prevention | 2007-02-01 |