Comparative Pharmacokinetics and Pharmacodynamics of Synthetic Nicotine
Recruiting
Phase 1Interventional Study
Nicotine DependenceNicotine Vaping
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
Ready to participate?
Review the details below, then apply to join this clinical trial.
At a Glance
Age
21 – 65
Sex
Any
Trial phase
Phase 1
Study type
Interventional
Purpose
Basic Science
Participants needed
18 (estimated)
Sponsor
University of California, San Francisco · Other
Who this trial is looking for
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In a crossover study, experienced electronic cigarette users will vape 3 different forms of nicotine: natural (derived from tobacco), synthetic, or a 50:50 mixture of both natural and synthetic. The investigators will compare nicotine metabolism, cardiovascular effects, patterns of self-administration, and participants' feelings of craving/withdrawal and enjoyment.
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
* Healthy on the basis of medical history and limited physical examination.
* Current regular user of E-Cigarettes (≥ 15 days in the past 30 days)
Exclusion Criteria:
* • Medications
* Use of medications that are inducers of nicotine metabolizing enzyme CYP2A6 (Example: rif…
Inclusion Criteria:
* Healthy on the basis of medical history and limited physical examination.
* Current regular user of E-Cigarettes (≥ 15 days in the past 30 days)
Exclusion Criteria:
* • Medications
* Use of medications that are inducers of nicotine metabolizing enzyme CYP2A6 (Example: rifampicin, carbamazepine, phenobarbital, and other anticonvulsant drugs).
* Use of sympatholytic medications for cardiovascular conditions including hypertension (Example: beta and alpha-blockers).
* Concurrent use of nicotine-containing medications (Example: nicotine patch, lozenge, gum).
* Any stimulant medications (example: Adderall) generally given for ADHD treatment.
• Pregnancy
* Pregnancy (self-reported and urine pregnancy test)
* Breastfeeding (determined by self-report)
* Women of childbearing potential must be using an acceptable method of contraception
* Inability to read and write in English
* A known propylene glycol/vegetable glycerin allergy
* Uncomfortable with getting blood drawn
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