Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 2, 2026, 3:45 AM EDT

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Showing 49–49 of 49 matching trials from the live ClinicalTrials.gov search.
Conditions
Smoking Cessation
Interventions
X-22 Smoking Cessation Product, Active Control Cigarettes
Drug
Lead sponsor
22nd Century Limited, LLC
Industry
Eligibility
18 Years to 65 Years
Enrollment
234 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2012
U.S. locations
3
States / cities
Sacramento, California • Metairie, Louisiana • Austin, Texas