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Clinical trialNCT02256033CompletedPhase 1Interventional

Effect of Mild Hepatic Impairment on the Pharmacokinetics of Istradefylline

SponsorKyowa Kirin Co., Ltd.Enrollment20Hepatic Impairment
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The purpose of this study is to test whether mild liver impairment affects blood levels of istradefylline in humans. Decreased liver function could possibly increase istradefylline levels.
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

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

United States
  • Orlando Clinical Research Center

    Orlando, Florida, United States

  • Noccr/vrg

    Knoxville, Tennessee, 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.

Istradefylline →
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
31 Aug 2014
Primary completion
31 Dec 2014
Completion
31 Dec 2014
Last update posted
25 Apr 2024
Registered enrollment
20
Registry id
NCT02256033
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.