Clinical trials
Phase 1/2 COVID-19 trials with unknown status
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
59 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2020 | 29 |
| 2021 | 18 |
| 2022 | 8 |
| 2023 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Unknown status | 59 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| Gamaleya Research Institute of Epidemiology and Microbiology, Health Ministry of the Russian Federation | 2 |
| Shanghai Zerun Biotechnology Co.,Ltd | 2 |
| Sinocelltech Ltd. | 2 |
| Sohaib Ashraf | 2 |
| AVEM HealthCare | 1 |
| Amr kamel khalil Ahmed | 1 |
| Andrei Carvalho Sposito | 1 |
| Anhui Zhifei Longcom Biologic Pharmacy Co., Ltd. | 1 |
| Artgen Biotech | 1 |
| Aspire Health Science | 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 |
|---|---|
| COVID-19 | 59 |
| Coronavirus Infections | 8 |
| Respiratory Distress Syndrome | 4 |
| Pneumonia | 3 |
| Pulmonary Fibrosis | 2 |
| Acute Kidney Injury | 1 |
| Acute Lung Injury | 1 |
| Breakthrough Infections | 1 |
| Cardiovascular Diseases | 1 |
| Convalescence | 1 |
Trials
Showing 1 to 25 of 59. 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.