| Not Yet Recruiting | Trial of JYB1904 Injection in Patients With Perennial Allergic Rhinitis NCT07459452 | Jemincare | Phase 2 |
| Not Yet Recruiting | Bioequivalence Study of AJU-R713 and R713R in Healthy Adult Volunteers NCT07231861 | AJU Pharm Co., Ltd. | Phase 1 |
| Recruiting | Investigation of the Effects of a Multispecies Probiotic Formulation on Perennial Allergic Rhinitis NCT07157462 | Winclove B.V. | N/A |
| Completed | Bioequivalence Study of Azelastine Hydrochloride/ Fluticasone Propionate 137 Microgram/50 Microgram Nasal Spra NCT06180083 | Humanis Saglık Anonim Sirketi | Phase 1 |
| Unknown | Efficacy and Safety Evaluation for the Treatment of HDM Induced Allergic Asthma and Rhinitis/Rhinoconjunctivit NCT05400811 | Inmunotek S.L. | Phase 3 |
| Completed | As Needed Versus Regular Intranasal Corticosteroid in Children With Perennial Allergic Rhinitis NCT05299086 | Mahidol University | Phase 3 |
| Unknown | Efficacy, Safety and Underlying Mechanisms of Sphenopalatine Ganglion Acupuncture for Perennial Allergic Rhini NCT04234451 | Beijing Tongren Hospital | N/A |
| Completed | Efficacy and Safety of AM-301 on Allergic Symptoms of Perennial Allergic Rhinitis Sufferers NCT05122143 | Altamira Medica Ltd. | N/A |
| Terminated | Efficacy and Safety Evaluation for the Treatment of Asthma and Allergic Rhinitis/Rhinoconjunctivitis NCT04874714 | Inmunotek S.L. | Phase 3 |
| Unknown | The Role of the Nasal Allergen Provocation Test in Starting and Monitoring Allergen Immunotherapy NCT04544774 | Universitaire Ziekenhuizen KU Leuven | — |
| Completed | Efficacy and Safety of HCP1102 Capsule in Patients With Perennial Allergic Rhinitis NCT04324918 | Hanmi Pharmaceutical Company Limited | Phase 3 |
| Completed | Observational Study to Evaluate Therapeutic Effectiveness and Safety of Monterizine Cap. NCT04654702 | Hanmi Pharmaceutical Company Limited | — |
| Completed | Non-interventional Study to Assess the Tolerability and the Safety Profile of SCIT Therapy With Acarovac® Haus NCT03127436 | University Hospital of Cologne | — |
| Completed | To Evaluate the Efficacy and Safety of HL151 Versus Placebo in Perennial Allergic Rhinitis Patients NCT03655210 | Hanlim Pharm. Co., Ltd. | Phase 3 |
| Unknown | Efficacy and Safety of So-Cheong-Ryong-Tang on Perennial Allergic Rhinitis NCT03009136 | Kyung Hee University Hospital at Gangdong | Phase 3 |
| Completed | Long Term Safety and Efficacy of Fixed Dose Combination GSP 301 Nasal Spray (NS) in the Treatment of Perennial NCT02709538 | Glenmark Specialty S.A. | Phase 3 |
| Completed | Subcutaneous Immunotherapy for Mouse in Adults NCT02532179 | National Institute of Allergy and Infectious Diseases (NIAID) | Phase 1 / Phase 2 |
| Completed | Topical Nasal Fluticasone Propionate in the Control of Allergic Rhinitis SymptomsPerene NCT04332978 | Libbs Farmacêutica LTDA | Phase 3 |
| Completed | Clinical Trial to Evaluate the Safety and Efficacy of AGR Tablet as a Treatment of Perennial Allergic Rhinitis NCT01982916 | Ahn-Gook Pharmaceuticals Co.,Ltd | Phase 3 |
| Completed | A Study of the Efficacy and Safety of Desloratadine (MK-4117) in Japanese Participants With Perennial Allergic NCT01918033 | Organon and Co | Phase 3 |
| Completed | Study of the Safety and Pharmacokinetics of Montelukast (MK-0476) in the Treatment of Japanese Pediatric Parti NCT01852812 | Organon and Co | Phase 3 |
| Completed | A Long-Term Study of TAU-284 in Pediatric Patients With Perennial Allergic Rhinitis NCT01900054 | Tanabe Pharma Corporation | Phase 3 |
| Completed | The Confirmatory Study of TAU-284 in Pediatric Patients With Perennial Allergic Rhinitis NCT01861522 | Tanabe Pharma Corporation | Phase 3 |
| Completed | A 6 Month Safety Study Of Ciclesonide Nasal Aerosol (Zetonna®) And Ciclesonide Nasal Spray (Omnaris®) In Subje NCT01654536 | Sumitomo Pharma America, Inc. | Phase 4 |
| Completed | Efficacy and Safety of Concomitant Montelukast Sodium and Levocetirizine Dihydrochloride in Perennial Allergic NCT01640535 | Hanmi Pharmaceutical Company Limited | Phase 3 |
| Completed | Retrospective Record Review of Adults and Children Advised for Allergen Immunotherapy (MK-7243-022) NCT01549340 | ALK-Abelló A/S | — |
| Completed | A Safety and Efficacy Study of Ciclesonide Nasal Aerosol in Subjects 6-11 Years With Perennial Allergic Rhinit NCT01451541 | Sumitomo Pharma America, Inc. | Phase 3 |
| Completed | A Confirmatory Study of TAU-284 in Pediatric Patients With Perennial Allergic Rhinitis NCT01425632 | Tanabe Pharma Corporation | Phase 3 |
| Completed | Effectiveness of Two Preparations of Loratadine + Pseudoephedrine in Patients With Perennial Allergic Rhinitis NCT01228630 | Azidus Brasil | Phase 3 |
| Completed | Study To Evaluate Patient Preference, Satisfaction And Efficacy Of a Nasal Aerosol Versus an Aqueous Nasal Spr NCT01401465 | Sumitomo Pharma America, Inc. | Phase 3 |
| Completed | Safety Study of the Potential Inhibitory Effects of Ciclesonide Nasal Aerosol on the Hypothalamic-Pituitary-Ad NCT01378429 | Sumitomo Pharma America, Inc. | Phase 3 |
| Completed | Biomarkers of Cockroach Sublingual Immunotherapy 2 NCT01380327 | National Institute of Allergy and Infectious Diseases (NIAID) | Phase 1 / Phase 2 |
| Completed | Efficacy and Safety of Mometasone Furoate Plus Azelastine HCl Combination Versus Mometasone Furoate Alone or A NCT01470053 | Hanlim Pharm. Co., Ltd. | Phase 3 |
| Unknown | Effects of Pine Cone Extract on Serum IgE Levels in Perennial Rhinitis NCT04024033 | University of South Florida | N/A |
| Completed | Evaluation of a Novel Questionnaire to Assess Patient Satisfaction With and Preference of Intranasal Corticost NCT01287364 | Sumitomo Pharma America, Inc. | Phase 3 |
| Completed | NasoNeb Delivery of an Intranasal Steroid NCT01270256 | University of Chicago | Phase 4 |
| Completed | Development of Cockroach Immunotherapy by the Inner-City Asthma Consortium NCT01221285 | National Institute of Allergy and Infectious Diseases (NIAID) | Phase 1 |
| Completed | Clinical Trial to Evaluate the Safety and Efficacy of "CITUS Dry Syrup" in Children With Perennial Allergic Rh NCT01539304 | SamA Pharmaceutical Co., Ltd | Phase 3 |
| Completed | Hypothalamic-Pituitary-Adrenal (HPA) Axis Study in Adult and Adolescent Subjects With Perennial Allergic Rhini NCT01133626 | Teva Branded Pharmaceutical Products R&D, Inc. | Phase 3 |
| Completed | the Efficacy and Safety of Probiotics eN-Lac® Capsules of Children With Perennial Allergic Rhinitis NCT01116778 | GenMont Biotech Incorporation | Phase 3 |
| Completed | A 6 Month Study of Once Daily Ciclesonide Hydrofluoroalkane (HFA) Nasal Aerosol in The Treatment of Perennial NCT01067105 | Sumitomo Pharma America, Inc. | Phase 3 |
| Completed | Study of the Effects of Ciclesonide Hydrofluoroalkane (HFA) Nasal Aerosol on Hypothalamic-Pituitary-Adrenal (H NCT01033825 | Sumitomo Pharma America, Inc. | Phase 3 |
| Completed | A Study to Evaluate the Safety and Efficacy of a Nasal Spray to Treat Children With Perennial Allergic Rhiniti NCT01018862 | Meda Pharmaceuticals | Phase 3 |
| Unknown | Cosalin® Monotherapy Versus Cosalin® and Xarlin® Combination Therapy NCT01062139 | HK inno.N Corporation | Phase 4 |
| Completed | A 6 Month Safety and Efficacy Study of Once Daily Ciclesonide Hydrofluoroalkane (HFA) in the Treatment of Pere NCT00953147 | Sumitomo Pharma America, Inc. | Phase 3 |
| Completed | Levocetirizine Effect on Nasal Nitric Oxide and Nasal Eosinophils in Subjects With Perennial Allergic Rhinitis NCT00894231 | AAADRS Clinical Research Center | Phase 4 |
| Completed | Safety of PATANASE Nasal Spray in Patients With Perennial Allergic Rhinitis NCT00789555 | Alcon Research | Phase 4 |
| Completed | Post Approval Pharmacokinetic Study of Loratadine in Japanese Pediatric and Adult Patients (Study P05539) NCT00730912 | Merck Sharp & Dohme LLC | Phase 4 |
| Completed | The Effect of Nasal Carbon Dioxide (CO2) on Nasal Congestion in Subjects With Perennial Allergic Rhinitis NCT00638755 | Capnia, Inc. | Phase 2 |
| Completed | A Study to Evaluate the Safety and Tolerability of a Nasal Spray to Treat Perennial Allergic Rhinitis NCT00720382 | Meda Pharmaceuticals | Phase 3 |
| Completed | Levocetirizine in the Treatment of Nasal Obstruction Due to Perennial Allergic Rhinitis NCT00439712 | Institut für Atemwegsforschung GmbH | Phase 4 |
| Completed | A Study to Evaluate the Safety and Effectiveness of a Nasal Spray to Treat Perennial Allergies NCT00712920 | Meda Pharmaceuticals | Phase 3 |
| Completed | Safety Study of Olopatadine Nasal Spray NCT00578331 | Alcon Research | Phase 3 |
| Completed | Pilot Study of Allergy Immunotherapy and Prevention of Viral Respiratory Infections NCT00405899 | West Penn Allegheny Health System | — |
| Terminated | Study of Nasonex® in Improving Sleep Disturbances Related to Perennial Allergic Rhinitis (Study P04909)(TERMIN NCT00491374 | Schering-Plough | Phase 4 |
| Completed | The Effects of Mometasone Furoate Nasal Spray in Subjects With Sleep-disordered Breathing (SDB) Associated Wit NCT00359216 | Organon and Co | Phase 4 |
| Completed | Safety and Tolerability of Ciclesonide Nasal Spray in Patients With Perennial Allergic Rhinitis (2-5 Years Old NCT00261287 | AstraZeneca | Phase 3 |
| Completed | A Comparative Study of Mometasone Furoate Nasal Spray and Fluticasone Propionate Nasal Spray in Patients With NCT00783224 | Organon and Co | Phase 3 |
| Completed | A Long-term Study of Mometasone Furoate in Patients With Perennial Allergic Rhinitis (Study P04459) NCT00732368 | Organon and Co | Phase 3 |
| Completed | Safety of Ciclesonide Nasal Spray Administered With Inhaled Fluticasone Dipropionate/Salmeterol in Adults With NCT00163488 | AstraZeneca | Phase 3 |
| Completed | Safety and Effectiveness of Ciclesonide Nasal Spray in Children (6 to 11 Years) With Perennial Allergic Rhinit NCT00163514 | AstraZeneca | Phase 3 |
| Completed | Efficacy Study for the Symptomatic Treatment of Perennial Allergic Rhinitis With a 1 Year Safety Extension NCT01127620 | Faes Farma, S.A. | Phase 3 |
| Completed | Herbal Treatment for Perennial Allergic Rhinitis NCT00456755 | Chinese University of Hong Kong | Phase 2 |
| Completed | Safety and Effectiveness of Ciclesonide Nasal Spray in Patients With Perennial Allergic Rhinitis During One Ye NCT00163501 | AstraZeneca | Phase 3 |
| Completed | The Role of Montelukast in Rhinitis and Sleep NCT00590772 | Penn State University | Phase 4 |
| Completed | Preference for Clarinex Tablets vs. Zyrtec Tablets in Patients With Allergies (P03180) NCT00794846 | Organon and Co | Phase 4 |
| Completed | Preference for Clarinex Tablets vs. Zyrtec Tablets in Patients With Allergies (P03182) NCT00794599 | Organon and Co | Phase 4 |
| Completed | Preference for Clarinex Tablets vs. Zyrtec Tablets in Patients With Allergies (P03181) NCT00794495 | Organon and Co | Phase 4 |
| Completed | A Study in Subjects With Perennial Allergic Rhinitis NCT00210015 | Merck Sharp & Dohme LLC | Phase 2 |
| Completed | Montelukast in Perennial Allergic Rhinitis - 2001-2002 Study (0476-246) NCT00974571 | Organon and Co | Phase 3 |
| Completed | Children, Perennial Allergic Rhinitis (PAR), l-t Growth NCT00641212 | AstraZeneca | Phase 4 |