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163 studies found for:    smoking placebo | Open Studies
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Rank Status Study
21 Recruiting Varenicline for Adolescent Smoking Cessation
Condition: Nicotine Dependence
Interventions: Drug: Varenicline;   Drug: placebo
22 Recruiting Naltrexone for At-Risk and Problem Drinking in Smoking Cessation Treatment
Conditions: Hazardous Drinking;   Cigarette Smoking
Interventions: Drug: Naltrexone;   Drug: Placebo
23 Unknown  Varenicline for Cognitive Deficits and Cigarette Smoking in Schizophrenia - Efficacy and Predictors
Conditions: Schizophrenia;   Cigarette Smoking
Interventions: Drug: Varenicline;   Drug: Placebo for varenicline
24 Recruiting Smoking Cessation Study In Healthy Adolescent Smokers
Condition: Smoking Cessation
Interventions: Drug: Varenicline 1mg BID;   Drug: Varenicline 0.5mg BID;   Drug: Placebo
25 Recruiting Efficacy of Varenicline on Smoking Cessation at the Acute Phase of an Exacerbation of Chronic Obstructive Pulmonary Disease
Conditions: Chronic Obstructive Pulmonary Disease;   COPD Exacerbation;   Smoking
Interventions: Drug: Varenicline;   Drug: placebo
26 Recruiting Modeling Stress-precipitated Smoking Behavior for Medication Development
Condition: Smoking
Interventions: Drug: guanfacine;   Drug: placebo;   Drug: Carvedilol
27 Recruiting Does Doxazosin Attenuate Stress-induced Smoking and Improve Clinical Outcomes?
Condition: Smoking
Interventions: Drug: Doxazosin;   Drug: Placebo
28 Not yet recruiting Test of Novel Drug for Smoking Cessation
Condition: Smoking Cessation
Interventions: Drug: Active JNJ Drug;   Drug: Placebo pill
29 Unknown  Varenicline and Motivational Advice for Smokers With Substance Use Disorders
Conditions: Smoking Cessation;   Nicotine Dependence
Interventions: Drug: Nicotine Replacement Treatment (NRT);   Drug: varenicline;   Behavioral: Behavioral counseling for smoking cessation;   Drug: Placebo patch;   Drug: Placebo
30 Recruiting D-cycloserine (DCS) Pretreatment + Cognitive Behavioral Therapy and Nicotine Replacement Therapy for Smoking Cessation (DCS)
Conditions: Nicotine Dependence;   Smoking Cessation
Interventions: Behavioral: Cognitive Behavioral Therapy;   Drug: Nicotine Replacement Therapy
31 Recruiting The Gender-Sex Hormone Interface With Craving & Stress-Related Changes in Smoking
Condition: Nicotine Dependence
Interventions: Drug: Oxytocin;   Drug: placebo
32 Recruiting Progesterone for Postpartum Smokers
Condition: Tobacco Use Disorder
Interventions: Drug: Progesterone;   Drug: Placebo
33 Unknown  tDCS as Add on Therapy for Treatment of Tobacco Dependence by Standardized Behaviour Therapy
Conditions: Smoking Cessation;   Tobacco Dependence
Interventions: Other: tDCS;   Behavioral: standardised behavioural therapy
34 Unknown  Cannabis for Inflammatory Bowel Disease
Conditions: Crohn's Disease;   Ulcerative Colitis
Interventions: Drug: smoking of cannabis;   Drug: smoking cigarettes with placebo
35 Recruiting Galantamine Smoking Study
Condition: Nicotine Dependence
Interventions: Drug: placebo;   Drug: Galantamine 8mg;   Drug: Galantamine 16mg
36 Recruiting Sex Differences, Hormones & Smoking Cessation
Condition: Tobacco Cessation
Interventions: Other: Placebo;   Drug: Progesterone;   Other: Smoking Cessation Behavioral Counseling
37 Not yet recruiting Wood Smoke Interventions in Native American Populations
Conditions: Respiratory; Disorder, Functional, Impaired;   Respiratory Infection Other
Interventions: Behavioral: Education (Tx1);   Device: Air Filtration Unit Treatment (Tx2);   Device: Placebo Intervention (Tx3)
38 Recruiting Evaluation of Varenicline (Champix) in Smoking Cessation for Patients Post-Acute Coronary Syndrome (EVITA) Trial
Condition: Acute Coronary Syndrome
Interventions: Drug: varenicline;   Other: placebo
39 Recruiting Varenicline and Smoking Behavior
Condition: Nicotine Dependence
Intervention: Drug: Varenicline or placebo
40 Recruiting Enhancing Panic and Smoking Reduction Treatment With D-Cycloserine
Conditions: Nicotine Addiction;   Panic Attack
Interventions: Drug: d-cycloserine;   Drug: Pill Placebo;   Drug: Nicotine replacement therapy;   Behavioral: Panic and Smoking Reduction Treatment

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Indicates status has not been verified in more than two years