Skip to content
Pharma Observatory a Scientist.com platform
  • Trial site

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

Clinical trial site

University of Iowa

University of Iowa in Iowa City, Iowa, United States is listed as a site for 980 registered clinical trials, 306 of them ongoing.

Email me this page as a PDF

Search trials, sites, companies and investigators, and follow each one to the others. Individual plan, $249/seat/mo. Card required.

Registered trials 980
Ongoing 306

This page covers the site record University of Iowa in Iowa City, Iowa, 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. The organization of the same name, University of Iowa, also sponsors trials.

Get the University of Iowa 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. 980 trials counted.

  • Phase 1 74 trials
  • Phase 1/2 49 trials
  • Phase 2 170 trials
  • Phase 2/3 22 trials
  • Phase 3 187 trials
  • Phase 4 37 trials
  • Not applicable 250 trials
  • Observational 184 trials
  • Expanded access 7 trials

Trials by status

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

  • Ongoing 307 trials
  • Completed 501 trials
  • Terminated 139 trials
  • Other 33 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

Top of scale: 74

1992: 1 trials (Phase 2/3 1) 1993: 1 trials (Observational 1) 1996: 1 trials (Observational 1) 1998: 2 trials (Observational 2) 1999: 5 trials (Observational 2, Phase 4 1, Phase 3 2) 2001: 2 trials (Phase 3 1, Phase 1 1) 2002: 7 trials (Observational 5, Phase 3 2) 2003: 9 trials (Observational 1, Not applicable 2, Phase 3 4, Phase 2 2) 2004: 14 trials (Observational 4, Not applicable 2, Phase 3 1, Phase 2/3 1, Phase 2 5, Phase 1 1) 2005: 13 trials (Observational 3, Not applicable 1, Phase 3 6, Phase 2/3 1, Phase 2 1, Phase 1 1) 2006: 24 trials (Observational 8, Not applicable 3, Phase 3 7, Phase 2/3 1, Phase 1/2 4, Phase 1 1) 2007: 20 trials (Observational 6, Not applicable 5, Phase 4 1, Phase 3 2, Phase 2/3 1, Phase 2 3, Phase 1/2 1, Phase 1 1) 2008: 24 trials (Observational 3, Not applicable 4, Phase 4 2, Phase 3 8, Phase 2 7) 2009: 30 trials (Observational 5, Not applicable 5, Phase 4 1, Phase 3 7, Phase 2 9, Phase 1 3) 2010: 34 trials (Observational 12, Not applicable 5, Phase 4 2, Phase 3 5, Phase 2 8, Phase 1 2) 2011: 38 trials (Observational 8, Not applicable 13, Phase 4 1, Phase 3 7, Phase 2/3 1, Phase 2 7, Phase 1 1) 2012: 29 trials (Observational 8, Not applicable 7, Phase 4 3, Phase 3 4, Phase 2 7) 2013: 30 trials (Observational 1, Not applicable 11, Phase 4 2, Phase 3 7, Phase 2/3 1, Phase 2 4, Phase 1/2 2, Phase 1 2) 2014: 24 trials (Observational 5, Not applicable 3, Phase 4 1, Phase 3 7, Phase 2 5, Phase 1/2 1, Phase 1 2) 2015: 43 trials (Observational 9, Not applicable 18, Phase 4 3, Phase 3 6, Phase 2 6, Phase 1/2 1) 2016: 27 trials (Observational 8, Not applicable 7, Phase 4 2, Phase 3 4, Phase 2/3 1, Phase 2 3, Phase 1/2 2) 2017: 47 trials (Observational 7, Not applicable 12, Phase 4 3, Phase 3 11, Phase 2/3 1, Phase 2 10, Phase 1/2 1, Phase 1 2) 2018: 54 trials (Observational 7, Not applicable 24, Phase 4 1, Phase 3 4, Phase 2 13, Phase 1/2 2, Phase 1 3) 2019: 74 trials (Observational 18, Not applicable 22, Phase 4 4, Phase 3 9, Phase 2/3 3, Phase 2 8, Phase 1/2 7, Phase 1 3) 2020: 61 trials (Observational 15, Not applicable 19, Phase 4 2, Phase 3 11, Phase 2/3 1, Phase 2 7, Phase 1/2 4, Phase 1 2) 2021: 55 trials (Observational 14, Not applicable 11, Phase 3 13, Phase 2 6, Phase 1/2 4, Phase 1 7) 2022: 67 trials (Observational 5, Not applicable 18, Phase 4 2, Phase 3 12, Phase 2/3 2, Phase 2 13, Phase 1/2 5, Phase 1 10) 2023: 70 trials (Observational 11, Not applicable 13, Phase 4 2, Phase 3 16, Phase 2/3 2, Phase 2 7, Phase 1/2 9, Phase 1 10) 2024: 68 trials (Observational 7, Not applicable 18, Phase 4 2, Phase 3 12, Phase 2/3 3, Phase 2 17, Phase 1/2 2, Phase 1 7) 2025: 59 trials (Observational 7, Not applicable 14, Phase 3 10, Phase 2/3 2, Phase 2 13, Phase 1/2 2, Phase 1 11)

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) 32
2025 59
2024 68
2023 70
2022 67
2021 55
2020 61
2019 74
2018 54
2017 47

Showing 10 of 31 years.

Start your 14-day trial Email me all 31 years as a PDF

2026 is partial: trials registered with a 2026 start date so far, not a full year. 3 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 980 trials.

Start your 14-day trial Email me the first 50 trials as a PDF

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 272 lead sponsors.

Start your 14-day trial Email me the first 50 lead sponsors as a PDF

Conditions studied

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

Showing 5 of 527 conditions.

Start your 14-day trial Email me the first 50 conditions as a PDF