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Flavors and E-cigarette Effects in Adolescent Smokers- STUDY 2

Phase 1
Completed
Conditions
Nicotine Dependence
Interventions
Drug: Nicotine
Other: Menthol Flavor
Other: Experimental Flavor
Registration Number
NCT03168191
Lead Sponsor
Yale University
Brief Summary

This study is to examine if inhaled doses of an e-cigarette flavor, alone and in combination with menthol, changes the appeal of e-cigarettes containing low and high doses of nicotine. The hypothesis is that menthol and the other experimental flavor will interact with nicotine dose to improve taste and liking for e-cigarettes.

Detailed Description

Not available

Recruitment & Eligibility

Status
COMPLETED
Sex
All
Target Recruitment
56
Inclusion Criteria
  • Ages 18-20 years
  • Able to read and write
  • Urine cotinine levels of >250 ng/ml at screening appointment
  • Use of e-cigarettes in the past month
  • May or may not currently smoke traditional cigarettes
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Exclusion Criteria
  • Seeking smoking cessation treatment
  • Current/lifetime criteria for dependence on another psychoactive substance -Daily use of alcohol or marijuana or use of any other drugs including cocaine, opiates, stimulants
  • Regular use of psychoactive drugs including anxiolytics, antidepressants and other psychostimulants
  • Current or past history of psychosis or other psychiatric diagnosis such as major depression
  • Any significant current medical condition
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Study & Design

Study Type
INTERVENTIONAL
Study Design
CROSSOVER
Arm && Interventions
GroupInterventionDescription
Menthol FlavorMenthol FlavorIn this arm, subjects will receive a menthol flavor. Participants will be randomly assigned to low or high dose of nicotine.
E-cigarette flavorExperimental FlavorIn this arm, subjects will receive an experimental flavor. Participants will be randomly assigned to low or high dose of nicotine.
E-cigarette flavorNicotineIn this arm, subjects will receive an experimental flavor. Participants will be randomly assigned to low or high dose of nicotine.
Menthol FlavorNicotineIn this arm, subjects will receive a menthol flavor. Participants will be randomly assigned to low or high dose of nicotine.
No FlavorNicotineIn this arm, subjects will receive no flavor. Participants will be randomly assigned to low or high dose of nicotine.
Primary Outcome Measures
NameTimeMethod
Change score in Liking/wanting of the e-cigaretteBaseline (+10 minutes) to end of lab session (+40 minutes)

The Drug Effects Questionnaire (Soria et al) will be used to ask about liking and wanting during the lab session

Secondary Outcome Measures
NameTimeMethod
Change score in rating of coolnessBaseline (+10 minutes) to end of lab session (+40 minutes)

gMLS rating of e-cigarette coolness

Number of puffsEnd of ad-lib lab session 4 (+40 minutes)

Number of puffs taken at the end of the ad-lib vaping period

Change score in rating of total sensationBaseline (+10 minutes) to end of lab session (+40 minutes)

gMLS rating of e-cigarette total sensation

Change score in rating of sweetnessBaseline (+10 minutes) to end of lab session (+40 minutes)

gMLS rating of e-cigarette sweetness

Change score in Tobacco CravingBaseline (+10 minutes) to end of lab session (+40 minutes)

The Brief Questionnaire on Smoking Urges (Tiffany \& Drobes,1991) will be used to assess the magnitude of change in tobacco craving during the lab session

E-cigarette valueBaseline (+10 minutes) to end of lab session (+40 minutes)

Value of e-cigarette as determined by the Multiple Choice Questionnaire (MCP) task

Change score in rating of harshness/irritationBaseline (+10 minutes) to end of lab session (+40 minutes)

gMLS rating of e-cigarette harshness/irritation

Change score in rating of sournessEnd of lab session (+40 minutes)

gMLS rating of e-cigarette sourness

Change score in rating of fruitinessBaseline (+10 minutes) to end of lab session (+40 minutes)

gMLS rating of e-cigarette fruitiness

Trial Locations

Locations (1)

CMHC, Substance Abuse Center

🇺🇸

New Haven, Connecticut, United States

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