Clinical trials
Rhinitis, Allergic, Seasonal trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
384 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 2 |
| 2001 | 5 |
| 2002 | 13 |
| 2003 | 13 |
| 2004 | 13 |
| 2005 | 21 |
| 2006 | 31 |
| 2007 | 35 |
| 2008 | 28 |
| 2009 | 21 |
| 2010 | 19 |
| 2011 | 21 |
| 2012 | 13 |
| 2013 | 14 |
| 2014 | 18 |
| 2015 | 8 |
| 2016 | 8 |
| 2017 | 6 |
| 2018 | 12 |
| 2019 | 7 |
| 2020 | 9 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 13 |
| 2024 | 8 |
| 2025 | 11 |
| 2026 | 10 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 329 |
| Recruiting | 17 |
| Unknown status | 16 |
| Terminated | 10 |
| Withdrawn | 4 |
| Not yet recruiting | 4 |
| Active, not recruiting | 3 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Organon and Co | 37 |
| GlaxoSmithKline | 31 |
| AstraZeneca | 14 |
| Meda Pharmaceuticals | 10 |
| Fraunhofer-Institute of Toxicology and Experimental Medicine | 9 |
| UCB Pharma | 9 |
| Faes Farma, S.A. | 7 |
| University of Chicago | 7 |
| Imperial College London | 6 |
| Merck Sharp & Dohme LLC | 6 |
Top conditions
MeSH conditions the trials were registered with, not their broader categories. A condition with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Rhinitis, Allergic, Seasonal | 384 |
| Rhinitis, Allergic | 80 |
| Hypersensitivity | 51 |
| Rhinitis, Allergic, Perennial | 32 |
| Rhinitis | 30 |
| Asthma | 20 |
| Conjunctivitis, Allergic | 14 |
| Sneezing | 10 |
| Nasal Obstruction | 9 |
| Rhinorrhea | 8 |
Trials
Showing 76 to 100 of 384. Each trial links to its page on Pharma Observatory.
284 more trials match. See them on Pharma Observatory
Recently changed trials
Changes observed in the last 7 days, newest first, site-count changes left out. Source: ClinicalTrials.gov.
No changes to these trials in the last 7 days.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.