CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 17 enrolled
Drug / intervention
JUUL +1 moreother
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.

Search/NCT04053868
NCT04053868N/ACompleted
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Evaluating the Comparative Pharmacokinetics of Nicotine After Administration Via JUUL or Tobacco Cigarettes

University of California, San Francisco·interventional·Posted Aug 13, 2019·Updated Oct 16, 2025

In Brief

A clinical study evaluating JUUL and Tobacco for Nicotine Administration & Dosage and 4 related conditions. Completed, enrolled 17 participants across 2 sites.

Detailed Summary

This is an observational, crossover design that will examine the pharmacokinetics and pharmacodynamics of impact of smoking tobacco cigarettes or vaping the JUUL electronic cigarette.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsNicotine Administration & Dosage, E-cigarettes, Vaping, E-Liquid, Tobacco Smoking
CountriesUnited States
CollaboratorsNational Institute on Drug Abuse (NIDA)

Timeline

N/ACompletedFinished
2020202120222023202420252026
First PostedAug 13, 2019
Enrollment StartDec 9, 2019
Primary CompletionMar 31, 2022
TodayJul 2, 2026
Enrollment to primary: 2.3 yearsPosted 6.9 years ago

Interventions

JUULother

Electronic Cigarette

Tobaccoother

Tobacco Cigarette