Clinical trial

A Study of Guselkumab in Participants With Moderately to Severely Active…

NCT04033445 · Janssen Research & Development, LLC, Industry · Active, not recruiting

Key facts

NCT number NCT04033445
Title A Study of Guselkumab in Participants With Moderately to Severely Active Ulcerative Colitis
Official title A Phase 2b/3, Randomized, Double-blind, Placebo-controlled, Parallel-group, Multicenter Protocol to Evaluate the Efficacy and Safety of Guselkumab in Participants With Moderately to Severely Active Ulcerative Colitis
Acronym QUASAR
Lead sponsor Janssen Research & Development, LLC, Industry
Status Active, not recruiting
Phase Phase 2/Phase 3
Study type Interventional
Conditions Ulcerative Colitis
Intervention type Drug
Interventions Placebo, Guselkumab
Enrollment 1,064
Start date Sep 26, 2019
Primary completion Sep 19, 2023
Completion Sep 29, 2027
First posted Jul 26, 2019
Last update posted Feb 13, 2026
Countries Argentina, Australia, Austria, Belgium, Brazil, Bulgaria, Canada, China, Czechia, France, Germany, Hungary and 22 more

At a glance

  • 100–999 Study sites
  • Yes Results posted
  • None Linked FDA submissions

Counts are shown as ranges. Exact figures, trends and every underlying record are available in Orca1.

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Source: U.S. National Library of Medicine (NLM), ClinicalTrials.gov · Source date:

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