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Completed Phase 4 Interventional Results available

A Study To Evaluate The Efficacy And Safety Of Varenicline Compared To Placebo For Smoking Cessation Through Reduction

ClinicalTrials.gov ID: NCT01370356

Public ClinicalTrials.gov record NCT01370356. 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 Oct 18, 2026, 7:02 AM 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 4, Multi-National, Randomized, Double-Blind, Placebo-Controlled Study To Evaluate The Efficacy And Safety Of Varenicline Compared To Placebo For Smoking Cessation Through Reduction

Brief summary

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

This study will determine whether varenicline is safe and helps people to quit smoking through reduction when they are not willing/able to make an abrupt quit attempt.

Study identification

NCT ID
NCT01370356
Recruitment status
Completed
Study type
Interventional
Phase
Phase 4
Lead sponsor
Pfizer
Industry
Enrollment
1,510 participants

Conditions and interventions

Interventions

Drug

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

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

Study timeline

Start date
Jul 2011 (Type not available)
Primary completion
Jul 2013 (Actual)
Completion
Jul 2013 (Actual)
Last update posted
Sep 1, 2014

2011 – 2013

United States locations

U.S. sites
14
U.S. states
9
U.S. cities
13
Facility City State ZIP Site status
Pharmacology Research Institute Encino California 91316 —
Pharmacology Research Institute Newport Beach California 92660 —
Clinical Neuroscience Solutions, Inc. Jacksonville Florida 32216 —
Clinical Neuroscience Solutions, Inc. Orlando Florida 32806 —
Central Kentucky Research Associates, Inc. Lexington Kentucky 40509 —
Mayo Clinic Rochester Minnesota 55905 —
The Center for Pharmaceutical Research, P.C. Kansas City Missouri 64114 —
University of Nebraska Medical Center Omaha Nebraska 68198-5910 —
CRI Worldwide, LLC Marlton New Jersey 08053 —
Clinical Research Integrity(CRI) Worldwide, LLC Willingboro New Jersey 08046 —
Central New York Clinical Research Manlius New York 13104 —
FutureSearch Clinical Trials, L.P. Austin Texas 78731 —
Benchmark Research Fort Worth Texas 76135 —
Healthfirst Medical Group Fort Worth Texas 76135 —

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

Non-U.S. locations

This page focuses on the U.S. directory. The official record also lists 51 non-U.S. sites.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT01370356, 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 Sep 1, 2014 · Synced Oct 18, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT01370356 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →