Clinical trials
COVID-19 trials in the United States with no applicable phase
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
409 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2016 | 1 |
| 2019 | 3 |
| 2020 | 120 |
| 2021 | 124 |
| 2022 | 82 |
| 2023 | 41 |
| 2024 | 30 |
| 2025 | 5 |
| 2026 | 3 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 290 |
| Unknown status | 30 |
| Terminated | 29 |
| Withdrawn | 22 |
| Recruiting | 17 |
| Active, not recruiting | 15 |
| Enrolling by invitation | 3 |
| Not yet recruiting | 2 |
| Suspended | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| University of Pennsylvania | 16 |
| Mayo Clinic | 11 |
| Duke University | 10 |
| University of Wisconsin, Madison | 10 |
| Stanford University | 8 |
| University of California, Los Angeles | 8 |
| Yale University | 8 |
| Washington University School of Medicine | 7 |
| The University of Texas Health Science Center, Houston | 6 |
| VA Office of Research and Development | 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 |
|---|---|
| COVID-19 | 409 |
| Coronavirus Infections | 32 |
| Anxiety Disorders | 23 |
| Post-Acute COVID-19 Syndrome | 19 |
| Influenza, Human | 13 |
| Respiratory Insufficiency | 9 |
| Critical Illness | 6 |
| Virus Diseases | 6 |
| Pneumonia | 5 |
| Cognitive Dysfunction | 4 |
Trials
Showing 1 to 25 of 409. Each trial links to its page on Pharma Observatory.
309 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.
Go deeper on Pharma Observatory
Pharma Observatory connects clinical trials, sponsors, sites and investigators in one searchable platform.