Clinical trials
Herpes Zoster trials
Search ClinicalTrials.gov registrations by keyword, then narrow by condition, phase, status, country and start year.
275 trials match Source: ClinicalTrials.gov registrations
Trials started per year
By phase, 2000 to 2026.
| Category | Trials |
|---|---|
| 2001 | 2 |
| 2002 | 3 |
| 2003 | 2 |
| 2005 | 6 |
| 2006 | 8 |
| 2007 | 15 |
| 2008 | 8 |
| 2009 | 7 |
| 2010 | 12 |
| 2011 | 11 |
| 2012 | 13 |
| 2013 | 11 |
| 2014 | 10 |
| 2015 | 9 |
| 2016 | 8 |
| 2017 | 8 |
| 2018 | 9 |
| 2019 | 11 |
| 2020 | 13 |
| 2021 | 7 |
| 2022 | 11 |
| 2023 | 19 |
| 2024 | 18 |
| 2025 | 27 |
| 2026 | 11 |
Status
Trials by registry status. Select a bar to filter.
| Category | Trials |
|---|---|
| Completed | 178 |
| Recruiting | 30 |
| Unknown status | 21 |
| Active, not recruiting | 17 |
| Not yet recruiting | 12 |
| Terminated | 9 |
| Withdrawn | 7 |
| Enrolling by invitation | 1 |
Top lead sponsors
A sponsor with a page on Pharma Observatory links to it.
| Category | Trials |
|---|---|
| GlaxoSmithKline | 43 |
| Merck Sharp & Dohme LLC | 26 |
| Beijing Tiantan Hospital | 11 |
| NeurogesX | 9 |
| National Institute of Allergy and Infectious Diseases (NIAID) | 6 |
| MAXVAX Biotechnology Limited Liability Company | 5 |
| Seoul National University Hospital | 4 |
| Shanghai Institute Of Biological Products | 4 |
| University of Colorado, Denver | 4 |
| Asan Medical Center | 3 |
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 |
|---|---|
| Herpes Zoster | 275 |
| Neuralgia, Postherpetic | 54 |
| Chickenpox | 35 |
| Pain | 30 |
| Neuralgia | 26 |
| HIV Infections | 9 |
| Peripheral Nervous System Diseases | 9 |
| Herpes Simplex | 8 |
| Varicella Zoster Virus Infection | 7 |
| Virus Diseases | 7 |
Trials
Showing 51 to 75 of 275. Each trial links to its page on Pharma Observatory.
175 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.