Clinical trials
Syphilis trials in the United States
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
37 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2000 | 1 |
| 2002 | 1 |
| 2004 | 1 |
| 2006 | 2 |
| 2009 | 2 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 3 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 5 |
| 2026 | 4 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 20 |
| Recruiting | 11 |
| Withdrawn | 2 |
| Not yet recruiting | 1 |
| Active, not recruiting | 1 |
| Terminated | 1 |
| Unknown status | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| National Institute of Allergy and Infectious Diseases (NIAID) | 3 |
| The University of Texas Health Science Center, Houston | 3 |
| University of Washington | 3 |
| Centers for Disease Control and Prevention | 2 |
| Jacobi Medical Center | 2 |
| University of Southern California | 2 |
| American Laboratory Products Company | 1 |
| California State University, Long Beach | 1 |
| Chembio Diagnostic Systems, Inc. | 1 |
| Columbia 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 |
|---|---|
| Syphilis | 37 |
| Gonorrhea | 11 |
| Chlamydia Infections | 10 |
| Sexually Transmitted Diseases | 10 |
| HIV Infections | 8 |
| Acquired Immunodeficiency Syndrome | 4 |
| Treponemal Infections | 4 |
| Hepatitis C | 3 |
| Trichomonas Infections | 3 |
| Hepatitis B | 2 |
Trials
Showing 26 to 37 of 37. 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
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