At a glance
ClinicalIndex Comparison RecordPhase 2Completed
Drug / intervention
Vitamin E with and without Vitamin Cdrug
Likely dose
Not stated in record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.
Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.
Oxidative Stress and Vitamin E Requirements
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)·interventional·Posted Sep 8, 2003·Updated Jun 19, 2013
In Brief
A Phase 2 clinical trial evaluating Vitamin E with and without Vitamin C for Smoking. Completed, across 1 site.
Detailed Summary
The purpose of this study is to determine if oxidative stress derived from cigarette smoking increases vitamin E requirements. The study will also assess the role of vitamin C in modulating vitamin E requirements. Vitamin E requirements will be assessed by measuring vitamin E in plasma as well as by measuring the excreted vitamin E metabolite in the urine.
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsSmoking
CountriesUnited States
Collaborators--
Timeline
Phase 2CompletedFinished
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024202520262027
Enrollment StartSep 2000
First PostedSep 2003
Primary CompletionDec 2005
TodayJul 2026
First PostedSep 8, 2003
Enrollment StartSep 1, 2000
Primary CompletionDec 1, 2005
TodayJul 2, 2026
Enrollment to primary: 5.3 yearsPosted 22.8 years ago
Interventions
Vitamin E with and without Vitamin Cdrug