Clinical trials: Varenicline
Smoking Cessation
Smoking Cessation in Subjects With Mild-to-moderate Chronic Obstructive Pulmonary Disease (COPD).
This study is to be conducted in subjects with mild-to-moderate COPD who are cigarette smokers with the intent of demonstrating differences in smoking cessation between varenicline and placebo.
- Trial name
- NCT00285012
- Testing
- Varenicline Tartarate
- Where
- 32 sites in United States, France and 2 more
- Volunteers
- 504 people
- Sponsor
- Pfizer
Smoking
Smoking Cessation Program in the Preadmission Clinic
This study is a randomized, double-blind, placebo-controlled clinical trial which evaluates the efficacy of preoperative smoking counseling and varenicline (a medication approved by Health Canada and FDA for quitting smoking) to…
- Trial name
- NCT00937508
- Testing
- Smoking counseling, varenicline
- Where
- Canada
- Volunteers
- 290 people
- Sponsor
- University Health Network, Toronto
Smoking
Methadone Maintenance Treatment and Smoking Cessation
The main hypotheses guiding the study are: 1. Stable methadone maintenance patients receiving varenicline will be more likely to maintain abstinence than patients receiving placebo 2.
- Trial name
- MMTASC (NCT00906386)
- Testing
- Varenicline
- Where
- Canada
- Volunteers
- 112 people
- Sponsor
- Vancouver Coastal Health
Smoking Cessation
Multiple Dose, Dose Escalation Study of Varenicline Controlled Release Formulation in Adult Smokers
The purpose of this study is to evaluate the safety, tolerability and pharmacokinetics of escalating multiple oral doses of varenicline AMT 8 controlled release formulation for 14 days in adult smokers.
- Trial name
- NCT00527150
- Testing
- Varenicline Tartrate
- Where
- 2 sites in United States
- Volunteers
- 48 people
- Sponsor
- Pfizer
Pharmacokinetics, Bioavailability
An Investigation Of The Effects Of Food On The Absorption Of A Varenicline Controlled Release Formulation
1. To estimate the absorption of a single oral dose of a controlled release varenicline tablet under fed and fasted conditions. 2.
- Conditions
- Pharmacokinetics, Bioavailability, Smoking Cessation
- Trial name
- NCT00731562
- Testing
- Varenicline Tartrate Controlled Release
- Where
- 2 sites in United States
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Pfizer
Smoking Cessation
A Study Evaluating The Absorption Of Varenicline Into The Body From A Varenicline Patch Applied To The Skin
This study will evaluate the single-dose pharmacokinetics, safety, and tolerability of a varenicline patch applied to the skin.
- Trial name
- NCT01013454
- Testing
- varenicline free base patch
- Where
- Belgium
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
Tobacco Dependence
Varenicline for Long-term Nicotine Replacement Therapy (NRT) Users
Primary aim: Will varenicline be better than placebo to get long-term users of NRT to stop? Secondary aim: To assess in details some side effects of varenicline i.e. nausea and abnormal dreams.
- Trial name
- NCT00977249
- Testing
- support and visits, varenicline
- Where
- Denmark
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University Hospital, Gentofte, Copenhagen
Schizophrenia
The Effects of Varenicline on Cognitive Function in Patients With Schizophrenia
The primary objective of this project is to examine the effects of varenicline treatment used concomitantly with antipsychotic medications, on cognitive dysfunction in people with schizophrenia.
- Trial name
- NCT00523445
- Testing
- Varenicline(Chantix)
- Where
- 5 sites in South Korea
- Volunteers
- 120 people
- Sponsor
- Inje University
Healthy, Non-Smoking
Evaluation of Varenicline Safety, Tolerability, Pharmacokinetics and Pro-Cognitive Effects in Healthy Elderly Non-Smoking Subjects
1. Characterize the tolerability and safety of repeated doses of varenicline in healthy non-smoking elderly subjects. 2. Describe the steady state pharmacokinetics of varenicline in healthy non-smoking elderly subjects. 3.
- Trial name
- NCT00694044
- Testing
- varenicline
- Where
- 2 sites in United States
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Pfizer
Smoking Cessation
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.
1. To evaluate the absorption and elimination of varenicline Formulation A transdermal delivery system [TDS (patch)] compared to varenicline immediate release tablet (CHANTIX®). 2.
- Trial name
- NCT00661765
- Testing
- varenicline tartrate, varenicline free base
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Pfizer
Schizophrenia
A 6-Week Multicenter Trial Of Varenicline Tartrate For Cognitive Impairment In Subjects With Schizophrenia
The primary objective of this protocol is to assess the efficacy of two dose strengths of varenicline (0.5 mg BID and 1mg BID) as adjunctive treatment for cognitive impairment in symptomatically stable outpatient schizophrenic…
- Trial name
- NCT00743847
- Testing
- varenicline
- Sponsor
- Pfizer
Smoking Cessation
A Study Evaluating The Absorption Of Varenicline Into The Body From A Varenicline Solution And A Varenicline Patch Applied To The Skin
To evaluate the absorption, safety, and tolerability of a varenicline solution and a varenicline patch applied to the skin.
- Trial name
- NCT00774605
- Testing
- Varenicline free base solution, Varenicline free base patch
- Where
- United States
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- Pfizer
Smoking Cessation
A Phase I Study to Evaluate the Pharmacokinetics of Multiple Doses of Varenicline in Healthy Adolescent Smokers
This study will investigate the multiple dose pharmacokinetics, safety, and tolerability of two dose strengths of varenicline in adolescents aged 12 to 16 years who regularly smoke at least three cigarettes per day.
- Trial name
- NCT00463918
- Testing
- varenicline
- Where
- 16 sites in United States, United Kingdom
- Volunteers
- 73 people, healthy volunteers welcome
- Sponsor
- Pfizer
Smoking
A Study of the Efficacy and Safety of Varenicline in Japanese Smokers Motivated to Quit Smoking
The purpose of this study is to evaluate the efficacy and safety of varenicline in Japanese smokers. Efficacy is evaluated by continuous quit rate and withdrawal symptoms of smokers.
- Trial name
- NCT00635401
- Testing
- Varenicline
- Where
- 8 sites in Japan
- Volunteers
- 30 people
- Sponsor
- Pfizer
Smoking
Phase 1 Clinical Trial of Varenicline in Chinese Healthy Smoking Volunteers
This study is to measure how much of varenicline tartrate is in Chinese healthy smokers' blood and urine after taking a single dose and several doses respectively, and also to test the safety (the impact of the study drug on…
- Trial name
- NCT00452894
- Testing
- varenicline tartrate
- Where
- China
- Volunteers
- 14 people
- Sponsor
- Pfizer
Smoking Cessation
12 Week Evaluation of the Safety and Efficacy of 3 Doses of CP-526,555 and Placebo for Smoking Cessation
The purpose of the study is to examine the safety and efficacy and dose-response relationship of three doses of CP-526,555 for 12 weeks compared with placebo for smoking cessation; including post-treatment follow-up of smoking…
- Trial name
- NCT00139750
- Testing
- CP-526,555 (varenicline)
- Where
- 15 sites in Japan
- Volunteers
- 600 people
- Sponsor
- Pfizer
Smoking Cessation
A Twelve-Week Study of Varenicline for Safety and Efficacy in Comparison With Placebo and Zyban for Smoking Cessation
The primary purpose of this study is to evaluate the safety and efficacy of varenicline given for a twelve week treatment period in comparison with placebo and Zyban for smoking cessation.
- Trial name
- NCT00141206
- Testing
- varenicline (CP-526,555)
- Where
- 20 sites in United States
- Volunteers
- 1,005 people
- Sponsor
- Pfizer
Smoking Cessation
A 52-Week Multicenter Study Evaluating the Safety and Efficacy of Varenicline for the Maintenance of Smoking Cessation
The primary purpose of this study is a comparison of abstinence maintenance in subjects randomized to double-blind varenicline or placebo from Weeks 13 -24 in subjects who responded to an intial 12-week open label course of…
- Trial name
- NCT00143286
- Testing
- varenicline (CP-526,555)
- Where
- 24 sites in United States, Canada and 5 more
- Volunteers
- 2,000 people
- Sponsor
- Pfizer
Smoking Cessation
A 52-Week Placebo-Controlled Study Evaluating the Safety of Varenicline
The primary purpose of this study is to obtain safety information on cigarette smokers treated with 52 weeks of varenicline regardless of smoking status.
- Trial name
- NCT00143299
- Testing
- varenicline (CP-526,555)
- Where
- 9 sites in United States, Australia
- Volunteers
- 375 people
- Sponsor
- Pfizer
Smoking Cessation
An Open Label Study That Compares Varenicline to Transdermal Nicotine Patch for Smoking Cessation
Open-label comparison of standard 12-week regimen of varenicline with standard 10-week regimen of transdermal nicotine patch for smoking cessation.
- Trial name
- NCT00143325
- Testing
- varenicline (CP-526,555)
- Where
- 22 sites in United States, Belgium and 3 more
- Volunteers
- 730 people
- Sponsor
- Pfizer