| Not Yet Recruiting | Longitudinal Deep Phenotyping of Central Mechanisms in Dysosmia: A Pilot Study Using Electrobulbogram (EBG), F NCT07149428 | National Institute on Deafness and Other Communication Disorders (NIDCD) | — |
| Not Yet Recruiting | RhinAV_Evaluation of Treatments for Acute Viral Rhinitis, Rhinosinusitis, and Rhinopharyngitis NCT07383493 | University Hospital, Clermont-Ferrand | N/A |
| Not Yet Recruiting | Post-market Clinical Follow-up Study of an Isotonic Saline Solution to Manage Nasal Congestion in Case of Flu NCT07257224 | Laboratoires Quinton International S.L. | — |
| Not Yet Recruiting | Efficacy of Bee Venom Phonophoresis in Treating Chronic Sinusitis: NCT07151313 | Sinai University | N/A |
| Recruiting | The Efficacy and Safety of Raphamin in the Treatment of Acute Rhinosinusitis in Adult Patients NCT06901297 | Materia Medica Holding | Phase 3 |
| Recruiting | Performance and Safety Assessment of the Mechanical Decongestant Seawater Spray Enriched With Essential Oils F NCT06580210 | Laboratoires Gilbert | — |
| Completed | Dexmedetomidine Infusion in Either Total Intravenous Anesthesia or Inhalational Anesthesia to Improve Surgical NCT06866145 | Menoufia University | Phase 4 |
| Unknown | the Prevalence of Chronic Rhinosinusitis Associated With Inflammatory Bowel Disease and Association With Bioma NCT06149949 | Fondazione Policlinico Universitario Agostino Gemelli IRCCS | — |
| Unknown | Prevalence of ENT Diseseas NCT06105346 | Medical University of Graz | — |
| Recruiting | Safety and Performance Assessment of the Decongestant Seawater Spray Pocket Valve Enriched With Essential Oils NCT05494346 | Laboratoires Gilbert | N/A |
| Completed | Effect of Hot Saline Irrigation on the Operative Field During Endoscopic Sinus Surgery NCT06343493 | Rawalpindi Medical College | N/A |
| Completed | Effect of Electromagnetic Therapy on Patients With Chronic Rhinosinusitis. NCT05865613 | Cairo University | N/A |
| Unknown | Role of Imaging in Complications of Sinusitis NCT05836935 | Sohag University | N/A |
| Completed | Safety and Efficacy of DSM 32444 Postbiotic in the Treatment of Acute Rhinosinusitis NCT05999955 | Huro Biotech Joint Stock Company | N/A |
| Completed | Physiotherapy Protocol in Treating Chronic Rhinosinusitis NCT05442606 | Cairo University | N/A |
| Completed | Effect of Low Level Laser Therapy in Patients With Chronic Rhinosinusitis. NCT05861817 | Cairo University | N/A |
| Completed | Erenumab for Idiosyncratic Facial Pain NCT04249427 | David Jang, M.D. | Phase 4 |
| Completed | Efficacy and Safety of Acetylcysteine for the Treatment of Acute Uncomplicated Rhinosinusitis NCT04123405 | Sandoz | Phase 3 |
| Withdrawn | Comparison of Two Steroid Nasal Implants Following Endoscopic Sinus Surgery for Chronic Rhinosinusitis NCT03729310 | Weill Medical College of Cornell University | EARLY_Phase 1 |
| Unknown | Type and Frequency of Nasal Irrigation in Rhinosinusitis Patients NCT04213508 | Imam Abdulrahman Bin Faisal University | Phase 4 |
| Unknown | Efficacy and Safety of Modified Release Cefpodoxime Formulation in the Treatment of Acute Sinusitis. NCT03729258 | Neutec Ar-Ge San ve Tic A.Ş | Phase 3 |
| Unknown | Early Versus Late Surgical Wait Times NCT02636790 | University of British Columbia | EARLY_Phase 1 |
| Completed | Xylitol for Chronic Sinusitis NCT03229551 | Ochsner Health System | Phase 2 / Phase 3 |
| Terminated | Tobramycin Delivered by Nebulized Sonic Aerosol for Chronic Rhinosinusitis Treatment of Cystic Fibrosis Patien NCT02888730 | Virginie ESCABASSE | Phase 3 |
| Unknown | The Efficacy and Complication of Gentamicin Nasal Irrigation in Chronic Rhinosinusitis and Recurrent Sinusitis NCT02582099 | Mahidol University | Phase 4 |
| Completed | SinuSurf vs. Saline Solution in Normal Subjects NCT02728505 | Vanderbilt University Medical Center | Phase 1 |
| Completed | The Impact Of The Addition Of Budesonide To Low-Pressure, High-Volume Saline Sinus Irrigation For Chronic Rhin NCT02696850 | Washington University School of Medicine | Phase 4 |
| Completed | Allele-specific Expression of a Bitter Taste Receptor NCT02766959 | Monell Chemical Senses Center | — |
| Completed | The Effectiveness of Topical Silver Colloid in Treating Patients With Recalcitrant Chronic Rhinosinusitis NCT02403479 | London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's | Phase 1 / Phase 2 |
| Unknown | A Postoperative Study on HVSI vs LVSI Treatment of Chronic Rhinosinusitis NCT02636959 | University of British Columbia | EARLY_Phase 1 |
| Completed | Buparid/PARI SINUS Versus Budes® Nasal Spray in the Therapy of Chronic Rhinosinusitis NCT01955980 | Pari Pharma GmbH | Phase 1 / Phase 2 |
| Recruiting | Nasal Potential Difference (NPD) Protocol in Chronic Rhinosinusitis NCT02038166 | University of Alabama at Birmingham | — |
| Completed | Levofloxacin in Bacterial Rhinosinussitis NCT02712502 | Dr. Reddy's Laboratories Limited | — |
| Unknown | Investigate the Role of microRNA in Chronic Rhinosinusitis From DC-Th Axis NCT02325596 | First Affiliated Hospital of Chongqing Medical University | — |
| Withdrawn | Manuka Honey Nasal Rinse Study NCT02097576 | University of Florida | N/A |
| Completed | Buparid/PARI SINUS Versus Budes® Nasal Spray in the Therapy of Chronic Rhinosinusitis With Polyposis Nasi NCT01946711 | Pari Pharma GmbH | Phase 1 / Phase 2 |
| Terminated | Efficacy Study of SIMVASTATIN to Treat Chronic Rhinosinusitis After Failure of Optimal Treatment NCT01771198 | Centre hospitalier de l'Université de Montréal (CHUM) | Phase 2 |
| Completed | Ideal Frequency of Postoperative High Volume Saline Irrigations Following Endoscopic Sinus Surgery NCT01680705 | Dr. Luke Rudmik | N/A |
| Completed | Clinical Trial for the Assessment of Delayed Antibiotic Treatment in Pediatric (DAP-Pediatrics) NCT01800747 | Asociacion Colaboracion Cochrane Iberoamericana | Phase 4 |
| Unknown | Study of Cefditoren Pivoxil in Treatment of Childhood With Acute Rhinosinusitis NCT01553006 | Thammasat University | Phase 4 |
| Completed | Prospective Study Investigating the Role of Occupational Exposure on Sinus Surgery Outcome NCT01350466 | Universitaire Ziekenhuizen KU Leuven | — |
| Withdrawn | The Role of Canine Fossa Trephination in the Severely Diseased Maxillary Sinus NCT01615536 | IWitterick | N/A |
| Completed | Theophylline in Rhinitis NCT01132781 | University of East Anglia | Phase 2 |
| Completed | Sino-nasal Inhalation of Sodium Chloride 6,0% in Patients With Cystic Fibrosis and Chronic Rhinosinusitis NCT01086839 | University of Jena | N/A |
| Unknown | The Clinical Significance of the Uncinate Process Histopathology in Chronic Rhinosinusitis NCT01296919 | Assuta Hospital Systems | — |
| Unknown | The Factors Associated With the Formation of Nasal polyp-a Case Control and Descriptive Study NCT01278719 | Karnataka Institute of Medical Sciences | — |
| Completed | Clinical Trial for the Assessment of Delayed Antibiotic Treatment Strategies NCT01363531 | Fundació Institut de Recerca de l'Hospital de la Santa Creu i Sant Pau | Phase 4 |
| Completed | Healthcare Utilization and Outcomes of FinESS Treatment in the Office NCT00986830 | Entellus Medical, Inc. | N/A |
| Unknown | Laser Assisted Treatment of Chronic Sinusitis With and Without Light Activated Agents NCT00948519 | New York Head & Neck Institute | N/A |
| Completed | FinESS Registry Study NCT00849953 | Entellus Medical, Inc. | — |
| Completed | Olfactory Dysfunction of Rhinosinusitis NCT00797004 | Greg Davis | — |
| Completed | Reversal of Tobacco-Related Sinusitis NCT00843869 | University of Alabama at Birmingham | — |
| Withdrawn | Chronic Rhinosinusitis With or Without Nasal Polyps Steroid Study NCT00841802 | Northwestern University | Phase 4 |
| Withdrawn | Topical Antibiotic Use In Chronic Rhinosinusitis A Double-Blinded, Randomized, Placebo Controlled Study NCT00669799 | University of South Florida | N/A |
| Completed | Nasal Inhalation of Pulmozyme in Patients With Cystic Fibrosis and Chronic Rhinosinusitis NCT00534079 | University of Jena | Phase 3 |
| Completed | Study to Evaluate Safety and Effectiveness of AdvaCoat Sinus Gel NCT00554190 | Carbylan Therapeutics, Inc. | Phase 4 |
| Completed | Phase 4 Study - Mucinex D as Adjunct Therapy NCT00441246 | Adams Respiratory Therapeutics | Phase 4 |
| Completed | Blown Nasal Secretion Measurements in Rhinosinusitis: Repeatability and Validity Compared to Nasal Lavage NCT00292851 | St. Joseph's Healthcare Hamilton | — |