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  • Trial site

Trial site location from the registry's own city and country. GeoNames (geonames.org).

Clinical trial site

Washington University School of Medicine

Washington University School of Medicine in St Louis, Missouri, United States is listed as a site for 3,242 registered clinical trials, 971 of them ongoing.

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Registered trials 3,242
Ongoing 971

This page covers the site record Washington University School of Medicine in St Louis, Missouri, United States: the trials that list it by this name in ClinicalTrials.gov. The same place can be registered under other names, each with its own page and its own trials, and a count here is a number of registered trials, not of patients enrolled.

Get the Washington University School of Medicine report as a PDF

The PDF carries up to 50 rows of each section, where the page shows the first few, with the sources listed. Enter a work email and confirm it from the message we send, and the report follows by email.

Trials by phase

Registered trials that list this site, by trial phase. 3,242 trials counted.

  • Phase 1 486 trials
  • Phase 1/2 207 trials
  • Phase 2 916 trials
  • Phase 2/3 76 trials
  • Phase 3 687 trials
  • Phase 4 70 trials
  • Not applicable 441 trials
  • Observational 337 trials
  • Expanded access 21 trials
  • Unknown 1 trial

Trials by status

The registry's own status summary: Ongoing, Completed, Terminated or Other.

  • Ongoing 976 trials
  • Completed 1,706 trials
  • Terminated 483 trials
  • Other 77 trials

Trials over time

Trials registered with a start date in each year, 1990 onward, most recent years first.

Trials over time, by phase

  • Phase 1
  • Phase 1/2
  • Phase 2
  • Phase 2/3
  • Phase 3
  • Phase 4
  • Not applicable
  • Observational
  • Other (Expanded access, Unknown)

Top of scale: 195

1992: 2 trials (Observational 1, Phase 3 1) 1993: 1 trials (Phase 2 1) 1994: 2 trials (Phase 3 1, Phase 2 1) 1995: 1 trials (Phase 3 1) 1996: 5 trials (Phase 3 3, Phase 2 1, Phase 1 1) 1997: 9 trials (Phase 3 5, Phase 2 3, Phase 1 1) 1998: 23 trials (Observational 1, Not applicable 2, Phase 4 1, Phase 3 4, Phase 2 7, Phase 1/2 1, Phase 1 7) 1999: 13 trials (Observational 3, Not applicable 1, Phase 3 1, Phase 2 6, Phase 1 2) 2000: 23 trials (Observational 4, Not applicable 1, Phase 4 1, Phase 3 4, Phase 2 10, Phase 1/2 1, Phase 1 2) 2001: 19 trials (Observational 2, Not applicable 3, Phase 3 5, Phase 2/3 1, Phase 2 6, Phase 1/2 1, Phase 1 1) 2002: 31 trials (Observational 1, Phase 4 1, Phase 3 13, Phase 2/3 1, Phase 2 12, Phase 1/2 1, Phase 1 2) 2003: 38 trials (Observational 4, Not applicable 5, Phase 4 1, Phase 3 14, Phase 2/3 1, Phase 2 10, Phase 1/2 1, Phase 1 2) 2004: 41 trials (Observational 6, Not applicable 8, Phase 4 1, Phase 3 16, Phase 2 8, Phase 1/2 1, Phase 1 1) 2005: 58 trials (Observational 7, Not applicable 9, Phase 4 3, Phase 3 19, Phase 2/3 1, Phase 2 14, Phase 1/2 2, Phase 1 3) 2006: 79 trials (Observational 12, Not applicable 12, Phase 4 3, Phase 3 17, Phase 2/3 2, Phase 2 21, Phase 1/2 4, Phase 1 8) 2007: 91 trials (Other 1, Observational 17, Not applicable 6, Phase 4 4, Phase 3 28, Phase 2/3 1, Phase 2 27, Phase 1/2 3, Phase 1 4) 2008: 86 trials (Observational 12, Not applicable 7, Phase 3 21, Phase 2/3 2, Phase 2 26, Phase 1/2 5, Phase 1 13) 2009: 112 trials (Observational 12, Not applicable 14, Phase 4 4, Phase 3 31, Phase 2/3 1, Phase 2 32, Phase 1/2 5, Phase 1 13) 2010: 118 trials (Observational 25, Not applicable 10, Phase 4 3, Phase 3 22, Phase 2/3 1, Phase 2 34, Phase 1/2 9, Phase 1 14) 2011: 109 trials (Observational 17, Not applicable 12, Phase 4 2, Phase 3 17, Phase 2/3 3, Phase 2 39, Phase 1/2 2, Phase 1 17) 2012: 141 trials (Other 1, Observational 11, Not applicable 21, Phase 4 3, Phase 3 29, Phase 2/3 1, Phase 2 41, Phase 1/2 14, Phase 1 20) 2013: 140 trials (Observational 9, Not applicable 21, Phase 4 1, Phase 3 17, Phase 2/3 2, Phase 2 50, Phase 1/2 9, Phase 1 31) 2014: 153 trials (Observational 17, Not applicable 21, Phase 4 4, Phase 3 32, Phase 2/3 11, Phase 2 33, Phase 1/2 11, Phase 1 24) 2015: 161 trials (Observational 17, Not applicable 13, Phase 4 6, Phase 3 29, Phase 2/3 3, Phase 2 45, Phase 1/2 15, Phase 1 33) 2016: 154 trials (Observational 19, Not applicable 17, Phase 4 8, Phase 3 32, Phase 2/3 3, Phase 2 36, Phase 1/2 13, Phase 1 26) 2017: 173 trials (Observational 16, Not applicable 15, Phase 4 1, Phase 3 30, Phase 2/3 6, Phase 2 67, Phase 1/2 10, Phase 1 28) 2018: 184 trials (Observational 14, Not applicable 26, Phase 4 3, Phase 3 40, Phase 2/3 3, Phase 2 55, Phase 1/2 13, Phase 1 30) 2019: 195 trials (Observational 16, Not applicable 32, Phase 4 3, Phase 3 41, Phase 2/3 8, Phase 2 58, Phase 1/2 12, Phase 1 25) 2020: 186 trials (Observational 24, Not applicable 31, Phase 4 5, Phase 3 39, Phase 2/3 3, Phase 2 52, Phase 1/2 8, Phase 1 24) 2021: 164 trials (Observational 14, Not applicable 31, Phase 3 25, Phase 2/3 3, Phase 2 50, Phase 1/2 13, Phase 1 28) 2022: 144 trials (Observational 15, Not applicable 22, Phase 4 3, Phase 3 30, Phase 2/3 5, Phase 2 32, Phase 1/2 12, Phase 1 25) 2023: 153 trials (Observational 14, Not applicable 24, Phase 4 3, Phase 3 30, Phase 2/3 7, Phase 2 37, Phase 1/2 17, Phase 1 21) 2024: 153 trials (Observational 13, Not applicable 21, Phase 4 4, Phase 3 32, Phase 2/3 3, Phase 2 41, Phase 1/2 8, Phase 1 31) 2025: 135 trials (Observational 5, Not applicable 27, Phase 4 1, Phase 3 38, Phase 2/3 3, Phase 2 26, Phase 1/2 9, Phase 1 26)

Trials that list this site and are registered with a start date in each year, 1990 onward, stacked by phase (complete years only; the current partial year is in the table). The table below lists the same counts, most recent years first.

Trials started per year
Year Trials started
2026 (partial year) 111
2025 135
2024 153
2023 153
2022 144
2021 164
2020 186
2019 195
2018 184
2017 173

Showing 10 of 35 years.

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2026 is partial: trials registered with a 2026 start date so far, not a full year. 2 trials are registered to start in 2027 or later, and not listed here

Recent trials

The newest registered trials that list this site. Each title opens its ClinicalTrials.gov record.

Showing 5 of 3,242 trials.

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Source: ClinicalTrials.gov

Lead sponsors

Most trials first. Lead sponsors the registry classes as industry, NIH, US federal, other government or network. A hospital or university the registry files as government can appear here. Sponsors it classes as academic or other are shown on the full page, because that class cannot separate an institution from a named investigator.

Showing 5 of 489 lead sponsors.

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Conditions studied

The specific conditions of the trials that list this site, most trials first.

Showing 5 of 827 conditions.

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