findmyKOL
Clinical trialNCT00794755CompletedPhase 3Interventional

Low Dose Supplementation to Improve Anticoagulation Control With Oral Vitamin K as an Adjuvant to Warfarin Therapy

SponsorOttawa Hospital Research InstituteEnrollment100Coagulation
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.

  • Philip S Wells, MD, MSc

    Ottawa Hospital, Ottawa Health Research Institute

    Principal Investigator

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

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

Canada
  • Ottawa Hospital Thrombosis Clinic

    Ottawa, Ontario, Canada

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
30 Nov 2008
Primary completion
30 Apr 2010
Completion
30 Apr 2010
Last update posted
27 Jul 2011
Registered enrollment
100
Registry id
NCT00794755

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.