Acute Effects of Vaping Nicotine on Cognition in Young Adults

NCT ID: NCT04901208

Last Updated: 2024-03-22

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

8 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-04-05

Study Completion Date

2022-08-17

Brief Summary

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To examine reward processing and cognitive control both with and without the influence of vaporized nicotine in young adults with no history of cigarette use using EEG and fMRI. The goal is to determine whether acute nicotine administration using a Juul device would impact functional correlates of reward and inhibitory control in people who commonly use juul devices.

Detailed Description

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Aim 1: To examine reward processing both with and without the influence of vaporized nicotine in young adults with no history of cigarette use using EEG and fMRI. The goal is to determine whether acute nicotine administration using a Juul device would impact functional correlates of distinguishable reward processes (anticipatory and consummatory reward) in young adults who commonly use juul devices. Predictions are that juul use will have an impact on activity in the striatum, resulting in reduced activation in fMRI and smaller amplitudes in event-related potentials (ERP) in response to reward cues and reward feedback.

Aim 2: To examine cognitive control both with and without the influence of vaporized nicotine in young adults with no history of cigarette use using EEG and fMRI. The goal is to determine whether acute nicotine administration using a Juul device would impact functional correlates of behavioral inhibition in young adults who commonly use juul devices. Predictions are that juul use will affect the inhibitory circuit, including the anterior cingulate and the dorso-lateral prefrontal cortex, resulting in decreased activation in these regions during fMRI and reductions in the FRN and P300 ERP responses in response to inhibitions and to commission errors. Predictions also include that inhibitory control behavior will be impaired after juul use.

Aim 3: To establish feasibility of naturalistic use of vaping devices for nicotine administration and observing the effects in the laboratory.

Conditions

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Nicotine Addiction Vaping

Study Design

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Allocation Method

NON_RANDOMIZED

Intervention Model

PARALLEL

Primary Study Purpose

BASIC_SCIENCE

Blinding Strategy

DOUBLE

Participants Caregivers

Study Groups

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Users of Juul

Individuals who use Juul devices to vape nicotine

Group Type ACTIVE_COMPARATOR

Nicotine pod

Intervention Type DRUG

Nicotine pods administered to individuals who use Juul

Placebo pod

Intervention Type DRUG

Nicotine-free pods administered to individuals who use Juul

Controls

Healthy non-smokers

Group Type NO_INTERVENTION

No interventions assigned to this group

Interventions

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Nicotine pod

Nicotine pods administered to individuals who use Juul

Intervention Type DRUG

Placebo pod

Nicotine-free pods administered to individuals who use Juul

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Ability to provide written informed consent and to comply with all study procedures.
* For Juul users, Healthy adults between 18-30 years of age who are users of Juul (defined as reporting Juul use of 5% nicotine pods 3x per week or more and not active or previous users of cigarettes. If the first testing day reveals no cotinine in a self-reported Juul user, participants will not be permitted to continue in the study. Vaping naïve will also be defined as vaping for less than 3 months or less than 12 times. This is to prevent nicotine-naïve individuals from trying to participate for study compensation.
* Juul users will be required to already own a Juul device at screening (ie: not naive), to preclude any individuals from potentially purchasing a Juul device to join in the study. However, individuals who are 18-20 will not bring their device to the laboratory, and will instead be provided a Juul device to use.
* Controls will be healthy adults between 18-30 years of age with no history of any nicotine use. -Controls will not vape during the study at any time or have any exposure to e-cigarettes.

Exclusion Criteria

* A serious neurological or endocrine disorder or any medical condition or treatment known to affect the brain.
* A medical condition that requires treatment with a medication with psychotropic effects.
* Occurrence of a stroke, as reported by the participant during screening.
* Any contraindications to MRI scanning (i.e., metal implants, pacemakers, etc.)
* History of loss of consciousness (LOC) for longer than 30 minutes or LOC with any neurological sequelae.
* DSM-5 criteria for intellectual disability.
* Current or a history of active neurological or psychiatric disorders, such as psychosis, bipolar illness, major depression, organic brain disease, dementia or DSM-V Axis I Psychiatric Disorder, including current alcohol or substance disorders.
* Pregnancy, as indicated by initial screening or verbal confirmation of pregnancy at one of the four testing sessions.
* (Controls only) any reports or indications (via cotinine testing) of nicotine use.
* Use of cannabis products use of CBD/THC or marijuana related products. THC testing is required at baseline and before each exposure to e-cigarettes and will exclude administration of e-cigarettes if positive. In addition, subjects who have vaped tetrahydrocannabinol (THC), cannabis (oil, dabs), or modified products with substances added that were not intended by the manufacturer, or any vaped consumables acquired from a street vendor, friend/acquaintance, or other informal source in the 90 days prior to enrollment.
* Any significant current medical condition such as neurological, cardiovascular, endocrine, renal, or hepatic pathology that would increase risk or would interfere with/mimic tobacco abstinence.
* Medical conditions increasing risk of respiratory problems in nonpatient populations: Chronic Pulmonary Conditions;
* Untreated, unresolved, acute pulmonary conditions (recurring bronchitis and Reactive airway disorder, as examples)
* Known hypersensitivity to propylene glycol.
* Planning to quit smoking with a set goal or time for quit attempt
Minimum Eligible Age

18 Years

Maximum Eligible Age

30 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

Yes

Sponsors

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National Center for Advancing Translational Sciences (NCATS)

NIH

Sponsor Role collaborator

National Institute on Drug Abuse (NIDA)

NIH

Sponsor Role collaborator

Yale University

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Principal Investigators

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Kristen P Morie, PHD

Role: PRINCIPAL_INVESTIGATOR

Yale University

Locations

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Yale University

New Haven, Connecticut, United States

Site Status

Countries

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United States

Provided Documents

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Document Type: Informed Consent Form

View Document

Other Identifiers

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2UL1TR001863-06

Identifier Type: NIH

Identifier Source: secondary_id

View Link

1K01DA042937-01A1

Identifier Type: NIH

Identifier Source: secondary_id

View Link

2000025075

Identifier Type: -

Identifier Source: org_study_id

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