| Immunogenicity, Safety and Tolerability of a Plant-Derived Seasonal VLP Quadrivalent Influenza Vaccine in the Elderly Population (NCT02236052) | Medicago | 2014-07-16 |
| Effects of Tobacco Products on Live Attenuated Influenza Virus (LAIV) Infections in Human Volunteers (NCT02019745) | University of North Carolina, Chapel Hill | 2014-06-01 |
| FINDpath: Fast I(n)Dentification of PATHogens (NCT03312829) | Hamilton Health Sciences Corporation | 2014-05-01 |
| Long-term Safety and Efficacy Follow-up Study of PNEUMOSTEM® in Patients Who Completed PNEUMOSTEM® Phase-I Study (NCT02023788) | Medipost Co Ltd. | 2014-04-01 |
| Safety, Tolerability and Immunogenicity of a Plant-made H7 Virus-like Particle (VLP) Influenza Vaccine in Adults. (NCT02022163) | Medicago | 2013-12-01 |
| Impact of a Multifactorial Program of Hand Hygiene on Infections in Children Attending in Day-care Centres (NCT03294772) | Fundación Pública Andaluza para la Investigación Biomédica Andalucía Oriental | 2013-11-01 |
| Safety, Tolerability and Immunogenicity of a Plant-made Seasonal Quadrivalent VLP Influenza Vaccine in Adults (NCT01991587) | Medicago | 2013-10-08 |
| Effect of Probiotics in Reducing Infections and Allergies in Young Children During the Complementary Feeding Period (NCT02032056) | University of Copenhagen | 2013-09-01 |
| A Retrospective, Blinded Validation of a Host-response Based Diagnostics (NCT01911143) | MeMed Diagnostics Ltd. | 2013-09-01 |
| The Effects of Enzymes and Flavonoids on Inflammation and Coagulation After Marathon (NCT01916408) | Technical University of Munich | 2013-08-01 |
| Melbourne Infant Study - Bacille Calmette Guérin (BCG) for Allergy & Infection Reduction (NCT01906853) | Murdoch Childrens Research Institute | 2013-07-01 |
| Immunogenicity, Safety, Tolerability of a Plant-made H5 Virus-like-particle (VLP) Influenza Vaccine. (NCT01991561) | Medicago | 2013-06-01 |
| Hand Hygiene Randomized Cluster Intervention to Reduce Infections (NCT02131727) | Kent State University | 2013-02-01 |
| LGG for Prevention of Infectious Complications During PPI Treatment in Children (NCT01782118) | Medical University of Warsaw | 2013-02-01 |
| Evaluation of the Dubai Cares WASH in School Initiative (NCT01787058) | Emory University | 2013-01-01 |
| Bifidobacterium Animalis Subsp. Lactis in Prevention of Common Infections in Healthy Children Attending Day Care Centers (NCT01702753) | Children's Hospital Zagreb | 2013-01-01 |
| Bifidobacterium Animalis Subsp. Lactis for Lowering the Risk of Common Infections in Hospitalized Children (NCT01702766) | Children's Hospital Zagreb | 2012-12-01 |
| Etiologies, Investigations and Outcomes of Patients Presenting With Hemoptysis (NCT02913365) | Université de Sherbrooke | 2012-10-01 |
| Probiotics and Infections in Conscripts in Military Service (NCT01651195) | Helsinki University Central Hospital | 2012-07-01 |
| DNA-based Influenza Vaccine in the Elderly (NCT01587131) | University of Manitoba | 2012-06-01 |
| Non-Inferiority of Peer Comparison Interventions (NCT05575115) | University of Southern California | 2011-11-01 |
| Study on Ceftazidime and Sulbactam Sodium for Injection (2:1) for Treatment of Respiratory and Urinary Tract Infection (NCT01601093) | Xiangbei Welman Pharmaceutical Co., Ltd | 2011-11-01 |
| Vitamin D for Enhancing the Immune System in Cystic Fibrosis (DISC Study) (NCT01426256) | Emory University | 2011-10-01 |
| DO IT Trial: Vitamin D Outcomes and Interventions In Toddlers (NCT01419262) | The Hospital for Sick Children | 2011-09-01 |
| Steroids, Azithromycin, Montelukast, and Symbicort (SAMS) for Viral Respiratory Tract Infection Post Allotransplant (NCT01432080) | Maisonneuve-Rosemont Hospital | 2011-09-01 |
| Study on Cefotaxime and Sulbactam Sodium for Injection (2:1) for Treatment of Respiratory and Urinary Tract Infection (NCT01426191) | Xiangbei Welman Pharmaceutical Co., Ltd | 2011-08-01 |
| Piperacillin Sodium and Sulbactam Sodium for Injection (2:1) for Treatment of Respiratory and Urinary Tract Infection (NCT01897831) | Xiangbei Welman Pharmaceutical Co., Ltd | 2011-08-01 |
| Piperacillin Sodium and Sulbactam Sodium for Injection(2:1) for Treatment of Respiratory and Urinary System Infection (NCT01760109) | Xiangbei Welman Pharmaceutical Co., Ltd | 2011-07-01 |
| Respiratory Endoscopy: Diagnostic Yield, Technical Factors and Complications (NCT01374542) | Singapore General Hospital | 2011-06-01 |
| Validation of Vital Signs and Symptoms for the Diagnosis of Serious Infections in Children in the Paediatric A&E. (NCT01396798) | KU Leuven | 2011-02-01 |
| Intervention Study to Improve Antibiotic Prescription in Outpatient Care (NCT01358916) | University of Bern | 2010-11-01 |
| Immunogenicity, Safety, Tolerability of a Plant-Made H5 VLP Influenza Vaccine (NCT01244867) | Medicago | 2010-11-01 |
| Efficacy of Nebulised Beclometasone in Viral Wheezing Prophylaxis (NCT01265342) | Mario Negri Institute for Pharmacological Research | 2010-10-01 |
| Observational Research in Childhood Infectious Diseases Study (NCT01304914) | The University of Queensland | 2010-08-01 |
| To Test Bioequivalence Between Two Formulations of Paracetamol/Phenylephrine (NCT01112462) | McNeil AB | 2010-03-01 |
| Trial of Vitamin D Supplementation for the Prevention of Influenza and Other Respiratory Infections (ViDiFlu) (NCT01069874) | Barts & The London NHS Trust | 2010-03-01 |
| Usefulness of C-reactive Protein Testing in Acute Cough (NCT01794819) | Northern State Medical University | 2010-01-01 |
| A Study on Higher-dose Oseltamivir Treatment's Impact on Viral Clearance and Clinical Recovery in Adults Hospitalized With Influenza (NCT01052961) | Chinese University of Hong Kong | 2010-01-01 |
| Multiple Oral Dose Safety, Tolerability And Pharmacokinetic Study Of PF-04287881 In Healthy Adult Subjects (NCT01026545) | Pfizer | 2009-12-01 |
| Dysphagia in Elderly Medical Patients (NCT01006330) | Herlev Hospital | 2009-11-01 |
| Basic and Clinical Research on Applying Blood Fix to Treat Critical H1N1 Patients (NCT01055990) | Shanghai Public Health Clinical Center | 2009-10-01 |
| Safety of H1N1 Influenza Vaccination in Pregnant Women (NCT01842997) | Jiangsu Province Centers for Disease Control and Prevention | 2009-10-01 |
| Safety Study of a Plant-based H5 Virus-Like Particles (VLP) Vaccine in Healthy Adults (NCT00984945) | Medicago | 2009-09-01 |
| Evaluation of the Treatment With Klacid SR in Patients With Acute Tracheitis, Tracheobronchitis and Bronchitis, Acute Exacerbation of Chronic Bronchitis and Mild Community-acquired Pneumonia in Common Clinical Practice in Ukraine (NCT01095978) | Abbott | 2009-08-01 |
| A Comparison of Respiratory Sample Collection by a Parent or by a Healthcare Worker (NCT00966069) | The University of Queensland | 2009-08-01 |
| Novel Influenza A/H1N1 Split- Virion Vaccine in Healthy Population Aged 3 Years and Older (NCT00975572) | Jiangsu Province Centers for Disease Control and Prevention | 2009-07-01 |
| Antibiotic Education for Children in an Emergency Care Unit (NCT00948779) | Assistance Publique - Hôpitaux de Paris | 2009-02-01 |
| Safety And Pharmacokinetics Study Of PF-04287881 In Healthy Adults (NCT00793000) | Pfizer | 2008-11-01 |
| PulmonarOM (Bacterial Lysates) in Respiratory Tract Infections (NCT00599417) | Sanofi | 2007-12-01 |
| Measuring the Influence of Kefir on Children's Stools on Antibiotics (MILK) (NCT00481507) | Georgetown University | 2007-07-01 |
| Early Versus Expectant Treatment of Ureaplasma Infection in Very Low Birth Weight Neonates (NCT00599053) | University of Alabama at Birmingham | 2007-05-01 |
| Viral Infections in Chronic Obstructive Pulmonary Disease (COPD) Exacerbations (NCT00448604) | University Hospital, Geneva | 2007-05-01 |
| Compliance And Safety Study In Children With Upper And Lower Respiratory Tract Infections (NCT00939185) | Pfizer | 2007-04-01 |
| Observation of Initial Procalcitonin and the Clinical Course of Patients With Acute Respiratory Tract Infections (NCT00827060) | Hannover Medical School | 2006-12-01 |
| Stopping Upper Respiratory Infections and Flu in the Family: The Stuffy Trial (NCT00448981) | Centers for Disease Control and Prevention | 2006-11-01 |
| Study of the Effect of Probiotics on Respiratory Morbidity After Influenza Vaccination of Elderly in Nursing Homes (NCT00849277) | Universiteit Antwerpen | 2006-10-01 |
| Effect of the Consumption of a Fermented Milk on Common Infections in Shift-workers (NCT01033799) | Danone Global Research & Innovation Center | 2006-10-01 |
| Source Profiling of Biohazardous Aerosols in Hospitals (NCT00517660) | Hospital Authority, Hong Kong | 2006-03-01 |
| An Intervention to Reduce Inappropriate Prescriptions of Antibiotics for Respiratory Infections in General Practice (NCT00272155) | University of Oslo | 2006-01-01 |
| Evaluating the Effectiveness of the Acute Respiratory Infection Smart Form (NCT00235040) | Agency for Healthcare Research and Quality (AHRQ) | 2005-11-01 |
| Effect of Honey and Dextromethorphan on Nocturnal Cough and Sleep (NCT00127686) | Penn State University | 2005-09-01 |
| Vitamin D Supplementation for the Prevention of Acute Respiratory Tract Infections (NCT00973583) | Tampere University | 2005-05-01 |
| Telithromycin in Respiratory Tract Infections (NCT00261105) | Sanofi | 2005-02-01 |
| Procalcitonin Guided Antibiotic Use in Acute Respiratory Tract Infections (PARTI)-Study (NCT00099840) | University Hospital, Basel, Switzerland | 2004-12-01 |
| KEYS: Study Comparing Clinical Health Outcomes of Telithromycin Versus Azithromycin in Outpatients With Community-acquired Lower Respiratory Tract Infections (NCT00132951) | Sanofi | 2004-10-01 |
| Long Term Effect of General Practitioner Education on Antibiotic Prescribing (NCT01107223) | Henri Mondor University Hospital | 2004-09-01 |
| Patient Centered Communication Training to Reduce Antibiotic Use in Acute Respiratory Tract Infections (NCT00105248) | University Hospital, Basel, Switzerland | 2004-01-01 |
| Placebo and Active Controlled Study to Compare the Antipyretic Efficacy of Aspirin® in Patients With Acute Febrile Upper Respiratory Tract Infections Suspected to be of Viral Origin (NCT01464944) | Bayer | 2003-11-01 |
| Randomised Exposure Study of Pollution Indoors and Respiratory Effects (NCT01047696) | University of California, Berkeley | 2002-10-01 |
| Trial to Compare the Safety,Tolerability and Efficacy of Influenza Virus Vaccine, (CAIV-T) With Influenza Virus Vaccine, Trivalent, Inactivated (TIV) in Children (NCT00192205) | MedImmune LLC | 2002-10-01 |
| Smoking Ban and Paediatric Hospital Admissions for Respiratory Tract Infections in England (NCT01920165) | University of Edinburgh | 2001-01-01 |
| A Study on Immunological Effect of Vitamin A and Zinc in a Placebo Controlled 4 Cell Trial (NCT00374023) | International Centre for Diarrhoeal Disease Research, Bangladesh | 1993-07-01 |
| Probiotics and Infections in Children Attending Day Care Centres (NCT01014676) | Valio Ltd | |