findmyKOL
Clinical trialNCT05537220Active, not recruitingPhase 3Interventional

Oral N-acetylcysteine for Retinitis Pigmentosa

SponsorJohns Hopkins UniversityEnrollment485Retinitis Pigmentosa
View the registry record on ClinicalTrials.gov

Summary

The registered summary isn't in our current data snapshot. Read it on the ClinicalTrials.gov record ↗. Why? →

Investigators

The overall officials registered on this study. Names that resolve to a findmyKOL profile link to it; the rest are shown as registered.

A profile link is shown only when the registered name resolves to a person record with a confident, namesake-checked match; ambiguous names stay unlinked.

Sites

31 registered facilities, with the per-site recruitment status where the registry publishes one. ClinicalTrials.gov does not publish per-site enrollment counts.

Austria
  • Medical University of Graz, Department of Ophthalmology

    Graz, Styria, Austria

Canada
  • Mcgill University, the Research Institute of the Mcgill University Health Center

    Montreal, Quebec, Canada

Germany
  • University of Tübingen, Department Für Augenheilkunde

    Tübingen, Baden-Wurttemberg, Germany

Netherlands
  • Radboud University, Radboud University Medical Centre

    Nijmegen, Gelderland, Netherlands

  • University of Amsterdam, Amsterdam Medical Center

    Amsterdam, Northern Holland, Netherlands

Switzerland
  • Universitätsspital Basel, Eye Clinic

    Basel, Switzerland

United Kingdom
  • University College London, Moorfields Eye Hospital

    London, England, United Kingdom

United States
  • University of California - Davis, Department of Ophthalmology & Vision Science

    Davis, California, United States

  • University of Southern California, Keck School of Medicine

    Los Angeles, California, United States

  • University of California - San Francisco, Department of Ophthalmology

    San Francisco, California, United States

  • Stanford University, Byers Eye Institute

    Stanford, California, United States

  • Vitreo Retinal Associates

    Gainesville, Florida, United States

  • University of Florida - Jacksonville, Uf Health Jacksonville

    Jacksonville, Florida, United States

  • University of Miami, Bascom Palmer Eye Institute

    Miami, Florida, United States

  • Emory University, Emory Eye Center

    Atlanta, Georgia, United States

  • University of Illinois at Chicago

    Chicago, Illinois, United States

  • Northwestern University

    Evanston, Illinois, United States

  • University of Iowa, Carver College of Medicine

    Iowa City, Iowa, United States

  • Wilmer Eye Institute- Johns Hopkins University

    Baltimore, Maryland, United States

  • Harvard University, Mass. Eye and Ear

    Boston, Massachusetts, United States

  • University of Michigan, Kellogg Eye Center

    Ann Arbor, Michigan, United States

  • University of Minnesota, Department of Ophthalmology and Visual Neurosciences

    Minneapolis, Minnesota, United States

  • Mayo Clinic, Department of Ophthalmology

    Rochester, Minnesota, United States

  • University of Oklahoma, Dean Mcgee Eye Institute

    Oklahoma City, Oklahoma, United States

  • Scheie Eye Institute

    Philadelphia, Pennsylvania, United States

  • Vanderbilt University, Vanderbilt Eye Institute

    Nashville, Tennessee, United States

  • Retina Foundation of the Southwest

    Dallas, Texas, United States

  • University of Utah, Moran Eye Center

    Salt Lake City, Utah, United States

  • University of Washington, Department of Ophthalmology

    Seattle, Washington, United States

  • University of Wisconsin - Madison, Mcpherson Eye Research Institute

    Madison, Wisconsin, United States

  • Medical College of Wisconsin, the Eye Institute

    Milwaukee, Wisconsin, United States

Site investigator names are published by ClinicalTrials.gov only while a study recruits, so completed studies list sites without them.

Drugs studied

No drug or biological interventions are in our data for this study — it may test a procedure, device or behavioral intervention, or the intervention list isn't in our current snapshot. See the registry record ↗. Why? →

Registration & key dates

Registry attributes as recorded on the ClinicalTrials.gov study record.

Start
11 Oct 2023
Primary completion
31 May 2029
Completion
31 May 2030
Last update posted
15 Jun 2026
Registered enrollment
485
Registry id
NCT05537220

Cross-registrations

EU-CTR / CTIS (EudraCT)2022-003023-17EU-CTR / CTIS (EudraCT)2022-501438-46-00

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 12 Jul 2026. Registry facts are shown as registered by the study sponsor; findmyKOL does not interpret them.