Clinical trials
Completed Observational Headache trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
82 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 1 |
| 2004 | 1 |
| 2005 | 4 |
| 2006 | 3 |
| 2008 | 2 |
| 2009 | 4 |
| 2010 | 4 |
| 2011 | 2 |
| 2012 | 4 |
| 2013 | 3 |
| 2014 | 4 |
| 2015 | 1 |
| 2016 | 1 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 11 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 7 |
| 2025 | 3 |
| 2026 | 1 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 82 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Allergan | 3 |
| Danish Headache Center | 3 |
| Theranica | 3 |
| Ankara Yildirim Beyazıt University | 2 |
| Gazi University | 2 |
| GlaxoSmithKline | 2 |
| TMRW Life Sciences | 2 |
| University of Florence | 2 |
| Adiyaman University Research Hospital | 1 |
| Ahram Canadian University | 1 |
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 |
|---|---|
| Headache | 82 |
| Migraine Disorders | 31 |
| Back Pain | 7 |
| Headache Disorders | 7 |
| Neck Pain | 6 |
| Pain | 6 |
| Headache Disorders, Secondary | 5 |
| Temporomandibular Joint Disorders | 5 |
| COVID-19 | 4 |
| Cardiovascular Diseases | 4 |
Trials
Showing 1 to 25 of 82. Each trial links to its page 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.