| As Needed Versus Regular Intranasal Corticosteroid in Children With Perennial Allergic Rhinitis (NCT05299086) | Mahidol University | 2022-04-04 |
| Efficacy, Safety and Underlying Mechanisms of Sphenopalatine Ganglion Acupuncture for Perennial Allergic Rhinitis (NCT04234451) | Beijing Tongren Hospital | 2021-12-01 |
| Efficacy and Safety of AM-301 on Allergic Symptoms of Perennial Allergic Rhinitis Sufferers (NCT05122143) | Altamira Medica Ltd. | 2021-11-10 |
| Efficacy and Safety Evaluation for the Treatment of Asthma and Allergic Rhinitis/Rhinoconjunctivitis (NCT04874714) | Inmunotek S.L. | 2021-04-30 |
| The Role of the Nasal Allergen Provocation Test in Starting and Monitoring Allergen Immunotherapy (NCT04544774) | Universitaire Ziekenhuizen KU Leuven | 2020-07-16 |
| Efficacy and Safety of HCP1102 Capsule in Patients With Perennial Allergic Rhinitis (NCT04324918) | Hanmi Pharmaceutical Company Limited | 2018-10-23 |
| Observational Study to Evaluate Therapeutic Effectiveness and Safety of Monterizine Cap. (NCT04654702) | Hanmi Pharmaceutical Company Limited | 2017-11-17 |
| Non-interventional Study to Assess the Tolerability and the Safety Profile of SCIT Therapy With Acarovac® Hausstaubmilbe (NCT03127436) | University Hospital of Cologne | 2017-03-01 |
| Efficacy and Safety of So-Cheong-Ryong-Tang on Perennial Allergic Rhinitis (NCT03009136) | Kyung Hee University Hospital at Gangdong | 2016-12-31 |
| Long Term Safety and Efficacy of Fixed Dose Combination GSP 301 Nasal Spray (NS) in the Treatment of Perennial Allergic Rhinitis (PAR) (NCT02709538) | Glenmark Specialty S.A. | 2016-04-01 |
| Subcutaneous Immunotherapy for Mouse in Adults (NCT02532179) | National Institute of Allergy and Infectious Diseases (NIAID) | 2015-10-01 |
| Topical Nasal Fluticasone Propionate in the Control of Allergic Rhinitis SymptomsPerene (NCT04332978) | Libbs Farmacêutica LTDA | 2014-07-04 |
| Clinical Trial to Evaluate the Safety and Efficacy of AGR Tablet as a Treatment of Perennial Allergic Rhinitis in Korean (NCT01982916) | Ahn-Gook Pharmaceuticals Co.,Ltd | 2013-12-01 |
| A Study of the Efficacy and Safety of Desloratadine (MK-4117) in Japanese Participants With Perennial Allergic Rhinitis (MK-4117-200) (NCT01918033) | Organon and Co | 2013-08-20 |
| Study of the Safety and Pharmacokinetics of Montelukast (MK-0476) in the Treatment of Japanese Pediatric Participants With Perennial Allergic Rhinitis (MK-0476-520) (NCT01852812) | Organon and Co | 2013-06-07 |
| A Long-Term Study of TAU-284 in Pediatric Patients With Perennial Allergic Rhinitis (NCT01900054) | Tanabe Pharma Corporation | 2013-06-01 |
| The Confirmatory Study of TAU-284 in Pediatric Patients With Perennial Allergic Rhinitis (NCT01861522) | Tanabe Pharma Corporation | 2013-04-01 |
| A 6 Month Safety Study Of Ciclesonide Nasal Aerosol (Zetonna®) And Ciclesonide Nasal Spray (Omnaris®) In Subjects 12 Years And Older With Perennial Allergic Rhinitis (PAR) (NCT01654536) | Sumitomo Pharma America, Inc. | 2012-09-01 |
| Efficacy and Safety of Concomitant Montelukast Sodium and Levocetirizine Dihydrochloride in Perennial Allergic Rhinitis (PAR) Patients (NCT01640535) | Hanmi Pharmaceutical Company Limited | 2012-06-01 |
| Retrospective Record Review of Adults and Children Advised for Allergen Immunotherapy (MK-7243-022) (NCT01549340) | ALK-Abelló A/S | 2011-11-01 |
| A Safety and Efficacy Study of Ciclesonide Nasal Aerosol in Subjects 6-11 Years With Perennial Allergic Rhinitis (PAR). (NCT01451541) | Sumitomo Pharma America, Inc. | 2011-10-01 |
| Effectiveness of Two Preparations of Loratadine + Pseudoephedrine in Patients With Perennial Allergic Rhinitis. (NCT01228630) | Azidus Brasil | 2011-08-01 |
| A Confirmatory Study of TAU-284 in Pediatric Patients With Perennial Allergic Rhinitis (NCT01425632) | Tanabe Pharma Corporation | 2011-08-01 |
| Study To Evaluate Patient Preference, Satisfaction And Efficacy Of a Nasal Aerosol Versus an Aqueous Nasal Spray (NCT01401465) | Sumitomo Pharma America, Inc. | 2011-07-01 |
| Safety Study of the Potential Inhibitory Effects of Ciclesonide Nasal Aerosol on the Hypothalamic-Pituitary-Adrenal Axis in Subjects 6-11 Years With Perennial Allergic Rhinitis (NCT01378429) | Sumitomo Pharma America, Inc. | 2011-07-01 |
| Biomarkers of Cockroach Sublingual Immunotherapy 2 (NCT01380327) | National Institute of Allergy and Infectious Diseases (NIAID) | 2011-05-01 |
| Efficacy and Safety of Mometasone Furoate Plus Azelastine HCl Combination Versus Mometasone Furoate Alone or Azelastine Alone in Patients With Perennial Allergic Rhinitis (NCT01470053) | Hanlim Pharm. Co., Ltd. | 2011-03-01 |
| Effects of Pine Cone Extract on Serum IgE Levels in Perennial Rhinitis (NCT04024033) | University of South Florida | 2011-03-01 |
| Evaluation of a Novel Questionnaire to Assess Patient Satisfaction With and Preference of Intranasal Corticosteroids for the Treatment of Allergic Rhinitis (NCT01287364) | Sumitomo Pharma America, Inc. | 2011-02-01 |
| NasoNeb Delivery of an Intranasal Steroid (NCT01270256) | University of Chicago | 2011-01-01 |
| Clinical Trial to Evaluate the Safety and Efficacy of "CITUS Dry Syrup" in Children With Perennial Allergic Rhinitis (NCT01539304) | SamA Pharmaceutical Co., Ltd | 2010-09-01 |
| Development of Cockroach Immunotherapy by the Inner-City Asthma Consortium (NCT01221285) | National Institute of Allergy and Infectious Diseases (NIAID) | 2010-09-01 |
| Hypothalamic-Pituitary-Adrenal (HPA) Axis Study in Adult and Adolescent Subjects With Perennial Allergic Rhinitis (PAR) (NCT01133626) | Teva Branded Pharmaceutical Products R&D, Inc. | 2010-06-01 |
| the Efficacy and Safety of Probiotics eN-Lac® Capsules of Children With Perennial Allergic Rhinitis (NCT01116778) | GenMont Biotech Incorporation | 2010-05-01 |
| A 6 Month Study of Once Daily Ciclesonide Hydrofluoroalkane (HFA) Nasal Aerosol in The Treatment of Perennial Allergic Rhinitis (PAR) in Subjects 12 Years and Older (NCT01067105) | Sumitomo Pharma America, Inc. | 2010-02-01 |
| Study of the Effects of Ciclesonide Hydrofluoroalkane (HFA) Nasal Aerosol on Hypothalamic-Pituitary-Adrenal (HPA) Axis (NCT01033825) | Sumitomo Pharma America, Inc. | 2010-01-01 |
| A Study to Evaluate the Safety and Efficacy of a Nasal Spray to Treat Children With Perennial Allergic Rhinitis (NCT01018862) | Meda Pharmaceuticals | 2009-11-01 |
| Cosalin® Monotherapy Versus Cosalin® and Xarlin® Combination Therapy (NCT01062139) | HK inno.N Corporation | 2009-10-01 |
| A 6 Month Safety and Efficacy Study of Once Daily Ciclesonide Hydrofluoroalkane (HFA) in the Treatment of Perennial Allergic Rhinitis (PAR) in Subjects 12 Years and Older (NCT00953147) | Sumitomo Pharma America, Inc. | 2009-08-01 |
| Levocetirizine Effect on Nasal Nitric Oxide and Nasal Eosinophils in Subjects With Perennial Allergic Rhinitis (NCT00894231) | AAADRS Clinical Research Center | 2009-01-01 |
| Safety of PATANASE Nasal Spray in Patients With Perennial Allergic Rhinitis (NCT00789555) | Alcon Research | 2008-11-01 |
| Post Approval Pharmacokinetic Study of Loratadine in Japanese Pediatric and Adult Patients (Study P05539) (NCT00730912) | Merck Sharp & Dohme LLC | 2008-06-01 |
| The Effect of Nasal Carbon Dioxide (CO2) on Nasal Congestion in Subjects With Perennial Allergic Rhinitis (NCT00638755) | Capnia, Inc. | 2008-02-01 |
| A Study to Evaluate the Safety and Tolerability of a Nasal Spray to Treat Perennial Allergic Rhinitis (NCT00720382) | Meda Pharmaceuticals | 2007-03-01 |
| Levocetirizine in the Treatment of Nasal Obstruction Due to Perennial Allergic Rhinitis (NCT00439712) | Institut für Atemwegsforschung GmbH | 2007-02-01 |
| A Study to Evaluate the Safety and Effectiveness of a Nasal Spray to Treat Perennial Allergies (NCT00712920) | Meda Pharmaceuticals | 2007-01-01 |
| Safety Study of Olopatadine Nasal Spray (NCT00578331) | Alcon Research | 2006-12-01 |
| Pilot Study of Allergy Immunotherapy and Prevention of Viral Respiratory Infections (NCT00405899) | West Penn Allegheny Health System | 2006-10-01 |
| Study of Nasonex® in Improving Sleep Disturbances Related to Perennial Allergic Rhinitis (Study P04909)(TERMINATED) (NCT00491374) | Schering-Plough | 2006-09-01 |
| The Effects of Mometasone Furoate Nasal Spray in Subjects With Sleep-disordered Breathing (SDB) Associated With Perennial Allergic Rhinitis (Study P04726) (NCT00359216) | Organon and Co | 2006-05-01 |
| Safety and Tolerability of Ciclesonide Nasal Spray in Patients With Perennial Allergic Rhinitis (2-5 Years Old) (BY9010/M1-416) (NCT00261287) | AstraZeneca | 2005-11-01 |
| A Comparative Study of Mometasone Furoate Nasal Spray and Fluticasone Propionate Nasal Spray in Patients With Perennial Allergic Rhinitis (Study P04512) (NCT00783224) | Organon and Co | 2005-09-01 |
| A Long-term Study of Mometasone Furoate in Patients With Perennial Allergic Rhinitis (Study P04459) (NCT00732368) | Organon and Co | 2005-05-01 |
| Safety of Ciclesonide Nasal Spray Administered With Inhaled Fluticasone Dipropionate/Salmeterol in Adults With Perennial Allergic Rhinitis (BY9010/M1-409) (NCT00163488) | AstraZeneca | 2005-01-01 |
| Efficacy Study for the Symptomatic Treatment of Perennial Allergic Rhinitis With a 1 Year Safety Extension (NCT01127620) | Faes Farma, S.A. | 2004-05-01 |
| Herbal Treatment for Perennial Allergic Rhinitis (NCT00456755) | Chinese University of Hong Kong | 2004-03-01 |
| Safety and Effectiveness of Ciclesonide Nasal Spray in Patients With Perennial Allergic Rhinitis During One Year Treatment (BY9010/M1-404) (NCT00163501) | AstraZeneca | 2003-12-01 |
| The Role of Montelukast in Rhinitis and Sleep (NCT00590772) | Penn State University | 2003-05-01 |
| Preference for Clarinex Tablets vs. Zyrtec Tablets in Patients With Allergies (P03182) (NCT00794599) | Organon and Co | 2002-12-01 |
| Preference for Clarinex Tablets vs. Zyrtec Tablets in Patients With Allergies (P03181) (NCT00794495) | Organon and Co | 2002-12-01 |
| A Study in Subjects With Perennial Allergic Rhinitis (NCT00210015) | Merck Sharp & Dohme LLC | 2002-12-01 |
| Preference for Clarinex Tablets vs. Zyrtec Tablets in Patients With Allergies (P03180) (NCT00794846) | Organon and Co | 2002-12-01 |
| Montelukast in Perennial Allergic Rhinitis - 2001-2002 Study (0476-246) (NCT00974571) | Organon and Co | 2001-11-01 |
| Children, Perennial Allergic Rhinitis (PAR), l-t Growth (NCT00641212) | AstraZeneca | 2000-01-01 |