| Microcurrent Device (TIVIC Health) (NCT05198518) | Icahn School of Medicine at Mount Sinai | 2022-03-30 |
| Comparison of Chitodex Gel Vs NexFoam on Post-operative Outcomes in the Treatment of Chronic Rhinosinusitis (NCT05083741) | St. Louis University | 2021-12-27 |
| Rhinosinusitis Italian Network: the Italian Registry for Severe, Uncontrolled Chronic Rhinosinusitis (NCT05935683) | Italian Academy of Rhinology | 2021-11-01 |
| Povidone-Iodine Nasal Irrigation After Surgery for Chronic Rhinosinusitis (NCT07470242) | Pusan National University Hospital | 2021-10-13 |
| Self-assessment of Olfactory Disorders for French Speaking Patients (NCT04705805) | University Hospital, Strasbourg, France | 2021-01-22 |
| Validity of the French Version of the Child's Chronic Rhinosinusitis Questionnaire (NCT04117646) | Assistance Publique - Hôpitaux de Paris | 2020-04-06 |
| Efficacy and Safety of Xylitol Nasal Irrigation After Functional Endoscopic Sinus Surgery (NCT06108921) | Taichung Veterans General Hospital | 2020-02-01 |
| NAC Inhalation in the Treatment Of Symptomatic acuTe rhinosinUSitis (NCT04131686) | Boryung Pharmaceutical Co., Ltd | 2019-09-30 |
| Study Evaluating the Efficacy and Safety of Intranasal Administration of OPN-375 in Subjects With Chronic Rhinosinusitis Without the Presence of Nasal Polyps (NCT03960580) | Optinose US Inc. | 2019-06-06 |
| Etokimab in Adults With Chronic Rhinosinusitis With Nasal Polyps (CRSwNP) (NCT03614923) | AnaptysBio, Inc. | 2018-11-29 |
| Study Evaluating the Efficacy and Safety of Intranasal Administration of OPN-375 in Subjects With Chronic Rhinosinusitis With or Without the Presence of Nasal Polyps (NCT03781804) | Optinose US Inc. | 2018-11-27 |
| An Extension Study of Omalizumab in Participants With Chronic Rhinosinusitis With Nasal Polyps (NCT03478930) | Hoffmann-La Roche | 2018-05-09 |
| Xylitol for Chronic Sinusitis (NCT03229551) | Ochsner Health System | 2018-03-01 |
| A Clinical Trial of Omalizumab in Participants With Chronic Rhinosinusitus With Nasal Polyps (NCT03280537) | Hoffmann-La Roche | 2017-11-21 |
| A Clinical Trial of Omalizumab in Participants With Chronic Rhinosinusitis With Nasal Polyps (NCT03280550) | Hoffmann-La Roche | 2017-11-15 |
| Analysis of Inflammation and Microbiome in Patients With Sinusitis and Asthma (NCT02548598) | University of California, San Francisco | 2017-01-01 |
| Determinants of Olfactory Dysfunction in Chronic Rhinosinusitis (NCT02720653) | Oregon Health and Science University | 2016-07-01 |
| Sinupret Extract Coated Tablets in Chronic Rhinosinusitis (NCT02746042) | Bionorica SE | 2016-04-28 |
| Large Scale Cerebral Oximetry During Sinus Endoscopy (NCT02692794) | Icahn School of Medicine at Mount Sinai | 2015-10-01 |
| Perioperative Oral Steroids for Chronic Rhinosinusitis Without Polyps (CRSsNP) (NCT02748070) | Stanford University | 2015-08-01 |
| Prednisone in Chronic Rhinosinusitis Without Nasal Polyps (NCT02367118) | University of Chile | 2015-06-01 |
| Early Saline Irrigation to Decrease Post-operative Endoscopic Debridement (NCT01943370) | University of Alberta | 2015-05-01 |
| Mitomicin C for Prevention Postoperative Endoscopic Sinus Surgery Synechia and QOL in Chronic Rhinosinusitis (NCT02106793) | Mahidol University | 2015-03-01 |
| Global Sinus Surgery Registry (NCT02347943) | Integra LifeSciences Corporation | 2015-01-01 |
| NuVent™ Revision Study (NCT02284347) | Medtronic Surgical Technologies | 2014-12-01 |
| Azithromycin for Patients With Chronic Rhinosinusitis Failing Medical and Surgical Therapy (NCT02307825) | Centre hospitalier de l'Université de Montréal (CHUM) | 2014-11-01 |
| Itraconazole for Fungal Sensitive Chronic Rhinosinusitis With Nasal Polyps (NCT02285283) | The University of Texas Health Science Center, Houston | 2014-11-01 |
| A Randomized Controlled Trial Evaluating Postoperative Debridement Following Endoscopic Sinus Surgery (NCT02154555) | Unity Health Toronto | 2014-05-01 |
| Efficacy of Macrolide and Glucocorticoid in the Treatment of Chronic Rhinosinusitis After Endoscopic Sinus Surgery (NCT02182492) | Zheng Liu | 2014-01-01 |
| Oral Versus Topical Antibiotics for Chronic Rhinosinusitis Exacerbations (NCT01988779) | University of Rochester | 2013-10-01 |
| Effect of Dietary Salicylate in Aspirin Exacerbated Respiratory Disease (NCT01778465) | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | 2013-05-01 |
| Saline Irrigation After Surgery in Patients With Chronic Sinusitis (NCT01575223) | Samuel Lunenfeld Research Institute, Mount Sinai Hospital | 2012-03-01 |
| Canadian Health Economics, Outcome, and Effectiveness Comparison of Treatment in Patients With Chronic Rhinosinusitis (NCT01455948) | Integra LifeSciences Corporation | 2012-02-01 |
| Surgery Checklist and Process Improvement Surrounding Endoscopic Sinus Surgery (NCT01499719) | Oregon Health and Science University | 2011-12-01 |
| Influence of Oral Doxycycline on Wound Healing After Endonasal Endoscopic Sinus Surgery for Chronic Rhinosinusitis With and Without Nasal Polyposis: a Double-blind Randomized Placebo-controlled Trial (NCT01198912) | University Hospital, Ghent | 2011-11-22 |
| The Use of Antibiotic Sinonasal Rinse After Sinus Surgery (NCT02218307) | University of Miami | 2011-11-01 |
| Budesonide Application Via Mucosal Atomization Device as a Treatment for Chronic Rhinosinusitis When Utilized as a Topical Nasal Steroid Spray (NCT01405339) | St. Paul's Hospital, Canada | 2011-08-01 |
| Response Shift in Sinus Surgery Outcomes (NCT01391910) | Greg Davis | 2011-06-01 |
| Determinants of Medical and Surgical Treatment Outcomes in Chronic Sinusitis (NCT01332136) | Oregon Health and Science University | 2011-04-01 |
| Oral Steroid Treatment for Chronic Rhinosinusitis (NCT01255683) | Oregon Health and Science University | 2010-12-01 |
| Impact of Topical Sinonasal Budesonide Irrigation on Hypothalamic-Pituitary-Adrenal Axis Function (NCT01373528) | Ottawa Hospital Research Institute | 2010-12-01 |
| Chronic Rhinosinusitis in a Danish Population: Evaluation of Causes of Disease, Progress and Treatment (NCT01402349) | Odense University Hospital | 2010-04-01 |
| Chronic Rhinosinusitis: Biochemical Markers and Biofilm (NCT01084811) | University Hospital, Akershus | 2010-04-01 |
| Subcutaneous Omalizumab for Treatment of Chronic Rhinosinusitis With Nasal Polyposis (NCT01066104) | Massachusetts General Hospital | 2009-12-01 |
| Effect of Prednisone onTregs and TH17 (NCT01002313) | University of Chicago | 2009-11-01 |
| Effect of Sinufoam-Dexamethasone Mixture on Post Endoscopic Sinus Surgery Outcomes (NCT01024075) | University of Calgary | 2009-11-01 |
| Medical Therapy Versus Sinus Surgery for Chronic Rhinosinusitis: A Prospective, Multi-institutional Study (NCT01255566) | Oregon Health and Science University | 2009-08-01 |
| Mucociliary Clearance Time in Chronic Rhinosinusitis (CRS) Patients After Sinus Surgery (NCT00947986) | The University of Texas Health Science Center, Houston | 2009-07-01 |
| Point-of-Care Computed Tomography (CT) Chronic Rhinosinusitis Study (NCT00871286) | Northwestern University | 2009-03-01 |
| Computed Tomography (CT) Score and Histopathology of the Middle Turbinate in Chronic Rhinosinusitis (NCT00899561) | Meir Medical Center | 2008-12-01 |
| The Sinonasal Outcome Test - 22, Validated for Danish Patients (NCT01254916) | Odense University Hospital | 2008-10-01 |
| Systemic Methylprednisolone in Chronic Rhinosinusitis (NCT01205984) | Ondokuz Mayıs University | 2007-07-01 |
| Use of Probiotics as Adjunctive Treatment for Chronic Rhinosinusitis (NCT00396162) | University of Michigan | 2006-11-01 |
| Nasal Inhalation of Dornase Alfa (Pulmozyme) in Patients With Cystic Fibrosis and Chronic Rhinosinusitis (NCT00265434) | University of Jena | 2005-12-01 |
| Study of Nasal Irrigation Versus Nasal Spray for Chronic Nasal and Sinus Symptoms (NCT00318006) | University of Michigan | 2005-12-01 |
| Determinants of Surgical Outcomes in Chronic Sinusitis (NCT00799097) | Oregon Health and Science University | 2004-07-01 |
| Pathogenesis of Chronic Sinusitis in Relationship to Tobacco Smoke Exposure (NCT01179139) | Massachusetts General Hospital | 2003-12-01 |
| Microarray Analysis of Sinus Samples From Patients With and Without Chronic Rhinosinusitis. (NCT00847041) | University of California, San Francisco | |