Clinical trials
Completed Observational Anxiety Disorders trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
534 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 5 |
| 2002 | 4 |
| 2003 | 7 |
| 2004 | 3 |
| 2005 | 7 |
| 2006 | 7 |
| 2007 | 9 |
| 2008 | 10 |
| 2009 | 7 |
| 2010 | 14 |
| 2011 | 14 |
| 2012 | 13 |
| 2013 | 13 |
| 2014 | 15 |
| 2015 | 11 |
| 2016 | 18 |
| 2017 | 19 |
| 2018 | 35 |
| 2019 | 33 |
| 2020 | 87 |
| 2021 | 48 |
| 2022 | 34 |
| 2023 | 40 |
| 2024 | 40 |
| 2025 | 27 |
| 2026 | 6 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 534 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Mental Health (NIMH) | 24 |
| Assistance Publique - Hôpitaux de Paris | 12 |
| Assiut University | 5 |
| Chinese PLA General Hospital | 5 |
| Gulseren Demir Karakilic | 5 |
| University Hospital, Montpellier | 5 |
| Ankara Yildirim Beyazıt University | 4 |
| Karaman Training and Research Hospital | 4 |
| The Opole University of Technology | 4 |
| University Hospital, Toulouse | 4 |
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 |
|---|---|
| Anxiety Disorders | 534 |
| COVID-19 | 49 |
| Stress Disorders, Post-Traumatic | 45 |
| Pain | 43 |
| Depressive Disorder | 21 |
| Fatigue | 17 |
| Mental Disorders | 17 |
| Sleep Initiation and Maintenance Disorders | 16 |
| Major Depressive Disorder | 15 |
| Mood Disorders | 15 |
Trials
Showing 1 to 25 of 534. Each trial links to its page on Pharma Observatory.
434 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.