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Clinical trialNCT01999868CompletedPhase 2Interventional

Efficacy of Ustekinumab Followed by Abatacept for the Treatment of Psoriasis Vulgaris

SponsorNational Institute of Allergy and Infectious Diseases (NIAID)Enrollment108Psoriasis
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The purpose of this study is to determine if the use of ustekinumab, followed by abatacept, will prevent relapse in people with moderate to severe plaque psoriasis.
clinicaltrials.gov ↗

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

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

Canada
  • Kirk Barber Research

    Calgary, Alberta, Canada

  • Innovaderm Research Inc.

    Montreal, Quebec, Canada

United States
  • Dermatology Research Associates

    Los Angeles, California, United States

  • Northwestern University

    Chicago, Illinois, United States

  • Tulane University School of Medicine: Dept. of Dermatology

    New Orleans, Louisiana, United States

  • University of Michigan

    Ann Arbor, Michigan, United States

  • the Rockefeller University

    New York, New York, United States

  • Wake Forest University

    Winston-Salem, North Carolina, United States

  • Case Western University

    Cleveland, Ohio, United States

  • the University of Utah

    Salt Lake City, Utah, United States

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

Drugs studied

The drug and biological interventions registered on this study, normalized to their RxNorm ingredient where possible.

ABA PlaceboAbatacept →UST PlaceboUstekinumab →
Linked drugs open the directory filtered to KOLs working with them.clinicaltrials.gov ↗

Registration & key dates

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

Start
19 Mar 2014
Primary completion
7 Dec 2017
Completion
1 Mar 2018
Last update posted
15 Jan 2019
Registered enrollment
108
Registry id
NCT01999868
clinicaltrials.gov ↗

Source: ClinicalTrials.gov, via the CTTI AACT database, data as of 24 Aug 2026. Registry facts are shown as registered by the study sponsor; FindMyKOL does not interpret them.