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Completed Phase 1 Interventional Accepts healthy volunteers

A Single Dose Study Investigating the Absorption and Elimination as Well as the Tolerability of Varenicline Transdermal Delivery System (e.g., a Patch) as Compared to Oral Varenicline in Adult Smokers.

ClinicalTrials.gov ID: NCT00661765

Public ClinicalTrials.gov record NCT00661765. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Sep 4, 2026, 6:24 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Phase I, Open-Label, Randomized, Single Dose, Cross Over Study to Estimate the Relative Bioavailability of a Varenicline (CP-526,555) Transdermal Delivery System to the Chantix Immediate Release Tablet Formulation in Adult Smokers

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

1. To evaluate the absorption and elimination of varenicline Formulation A transdermal delivery system \[TDS (patch)\] compared to varenicline immediate release tablet (CHANTIX®). 2. To evaluate the adhesion of the varenicline Formulation A patch. 3. To evaluate the safety and tolerability of a single application of the varenicline patch and a single oral dose of the varenicline immediate release tablet (CHANTIX®).

Study identification

NCT ID
NCT00661765
Recruitment status
Completed
Study type
Interventional
Phase
Phase 1
Lead sponsor
Pfizer
Industry
Enrollment
18 participants

Conditions and interventions

Eligibility (public fields only)

Age range
18 Years to 55 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Mar 31, 2008
Primary completion
May 31, 2008
Completion
May 31, 2008
Last update posted
Apr 22, 2009

2008

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
Pfizer Investigational Site Fargo North Dakota 58104

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT00661765, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Apr 22, 2009 · Synced Sep 4, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT00661765 live on ClinicalTrials.gov.

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