| Recruiting | Clinical Trial of Omalizumab for Allergen Sensitized and Exposed Individuals With COPD NCT07059091 | Johns Hopkins University | Phase 2 |
| Not Yet Recruiting | Healthspan Connect Programme of Research NCT07209774 | King's College London | — |
| Recruiting | Omalizumab Weight-Based Dosing Efficacy Trial NCT06943534 | Massachusetts General Hospital | Phase 2 |
| Recruiting | Elemental 028 Extra Case Studies NCT06877923 | Nutricia UK Ltd | N/A |
| Recruiting | Evaluation of the Efficacy of Oral Immunotherapy with Raw Apple in Patients Allergic to Birch Pollen and Apple NCT06771791 | University Hospital, Strasbourg, France | Phase 3 |
| Recruiting | Partners in Children's Health (CSN): A Randomized Trial of an Attachment Based Intervention NCT06002685 | University of Maryland, Baltimore | N/A |
| Unknown | Benchtop NMR Spectroscopy for Assessment of Clinical Human Pathologies (BRANCH-P STUDY) NCT05473325 | Willows Health | — |
| Recruiting | Effects of the Mediterranean Diet During Pregnancy on the Onset of Allergies in the Offspring NCT05119868 | Federico II University | N/A |
| Recruiting | Tissue Repository Providing Annotated Biospecimens for Approved Investigator-directed Biomedical Research Init NCT05635266 | Sanguine Biosciences | — |
| Terminated | The Alberta BLOOM Long Term Follow Up Study NCT04641000 | University of Calgary | — |
| Completed | Novel Blood Test to Predict Safe Foods for Infants and Toddlers With Food Protein-induced Enterocolitis Syndro NCT04644783 | University of Michigan | N/A |
| Completed | Children's Respiratory and Environmental Workgroup NCT03213184 | University of Wisconsin, Madison | — |
| Unknown | The Phthalate-Allergen Immune Response Study NCT02688478 | University of British Columbia | N/A |
| Completed | Air Pollution and Allergens - Attenuation of Health Effects Particle Reduction NCT02017431 | University of British Columbia | N/A |
| Completed | Induced Tolerogenic Dendritic Cells as Modulators of Allergic Asthma NCT01711593 | Andrew D. Luster, M.D.,Ph.D. | Phase 1 |
| Completed | T Cell Effector and Regulatory Mechanisms in Asthma NCT01612936 | Andrew D. Luster, M.D.,Ph.D. | Phase 1 |
| Completed | Safety and Efficacy of AL-53817 Nasal Spray Solution NCT01454505 | Alcon Research | Phase 1 |
| Completed | Effects of Co-Exposure to Air Pollution and Allergen NCT01792232 | University of British Columbia | N/A |
| Completed | Understanding and Diagnosing Allergic Disease in Twins NCT01613885 | Stanford University | — |
| Completed | Dose Finding Study With CYT003-QbG10 in Patients With House Dust Mite Allergy NCT00800332 | Cytos Biotechnology AG | Phase 2 |
| Completed | Upstate New York Infant Development Screening Program NCT03106493 | Eunice Kennedy Shriver National Institute of Child Health and Human Development (NICHD) | — |
| Completed | Cohort Study of the Patterns of Microvesicles in the Serum of Participants With Atopic and Non-atopic Asthma NCT00700726 | Ohio State University | — |
| Completed | Study of Specific Allergen Immunotherapy in Grass Pollen Allergic Subjects by Epicutaneous Allergen Administra NCT00719511 | University of Zurich | Phase 2 |
| Completed | Salmon in Pregnancy Study NCT00801502 | University Hospital Southampton NHS Foundation Trust | N/A |
| Completed | Evaluation of Treatment Satisfaction in Children With an Allergy and Who Received an Antihistamine NCT00453583 | UCB Pharma | — |
| Completed | Children With Asthma in New Orleans After Hurricane Katrina NCT00426634 | National Institute of Environmental Health Sciences (NIEHS) | — |
| Unknown | Impact of Asthma Treatments on Daily Activities NCT00350376 | Ovation Research Group | — |
| Completed | Multi-center, Pediatric, Open-label, Preference Study of Desloratadine 2.5 mg Reditab (SCH34117) and Zyrtec 5. NCT00779116 | Organon and Co | Phase 4 |
| Completed | Multi-Center, Pediatric, Open-Label, Preference Study of Desloratadine 2.5 mg Reditab (SCH34117) and Zyrtec ® NCT00780403 | Organon and Co | Phase 4 |
| Completed | To Demonstrate the Relative Bioavailability of Cetirizine Hydrochloride/Pseudoephedrine Hydrochloride 5 mg/120 NCT00881127 | Sandoz | Phase 1 |
| Completed | To Demonstrate the Relative Bioavailability of Cetirizine Hydrochloride/Pseudoephedrine Hydrochloride 5 mg/120 NCT00881634 | Sandoz | Phase 1 |
| Completed | Sublingual Immunotherapy Studies for Grass and Dust Mite Allergies NCT01529437 | Stanford University | Phase 1 |
| Unknown | Does Omega-3 Fatty Acid Supplementation in Pregnancy and During Lactation Protect the Child From Allergic Dise NCT00892684 | Linkoeping University | N/A |