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Clinical trialNCT00830674CompletedPhase 1Interventional

A Study of KRN23 in X-linked Hypophosphatemia

SponsorKyowa Kirin Co., Ltd.Enrollment42X-linked Hypophosphatemia
View the registry record on ClinicalTrials.gov

Summary

The lay summary the sponsor registered on ClinicalTrials.gov.

The primary objective of this study is to assess the safety and tolerability of KRN23 after a single intravenous (IV) and subcutaneous (SC) administration in XLH patients.
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

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

United States
  • Yale University School of Medicine

    New Haven, Connecticut, United States

  • General Clinical Research Center, Indiana University School of Medicine

    Indianapolis, Indiana, United States

  • Duke Clinical Research Unit

    Durham, North Carolina, United States

  • University of Texas Health Science Center at Houston

    Houston, Texas, 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.

KRN23Placebo
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 Dec 2008
Primary completion
31 Dec 2011
Completion
31 May 2013
Last update posted
17 Jun 2024
Registered enrollment
42
Registry id
NCT00830674
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.