Clinical trials
Completed Rhinitis, Allergic, Seasonal trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
329 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 | 12 |
| 2005 | 20 |
| 2006 | 26 |
| 2007 | 34 |
| 2008 | 28 |
| 2009 | 21 |
| 2010 | 17 |
| 2011 | 20 |
| 2012 | 12 |
| 2013 | 12 |
| 2014 | 15 |
| 2015 | 7 |
| 2016 | 7 |
| 2017 | 6 |
| 2018 | 10 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 6 |
| 2023 | 11 |
| 2024 | 3 |
| 2025 | 5 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 329 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Organon and Co | 37 |
| GlaxoSmithKline | 30 |
| AstraZeneca | 14 |
| Meda Pharmaceuticals | 10 |
| Fraunhofer-Institute of Toxicology and Experimental Medicine | 9 |
| UCB Pharma | 9 |
| Faes Farma, S.A. | 7 |
| Imperial College London | 6 |
| Merck Sharp & Dohme LLC | 6 |
| Stallergenes Greer | 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 | 329 |
| Rhinitis, Allergic | 71 |
| Hypersensitivity | 39 |
| Rhinitis, Allergic, Perennial | 29 |
| Rhinitis | 27 |
| Asthma | 15 |
| Conjunctivitis, Allergic | 11 |
| Sneezing | 10 |
| Nasal Obstruction | 9 |
| Rhinorrhea | 8 |
Trials
Showing 1 to 25 of 329. Each trial links to its page on Pharma Observatory.
229 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
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