Please select the eligibility criteria that correspond to the clinical trial below.
Title: A Randomized Clinical Trial Assessing Smoking Cessation Interventions In Dental Clinic Smokers
Brief Summary: The goal of this study is to see if giving patients information about how smoking affects oral health will help them quit smoking. What we learn from this study will help researchers find new ways to help smokers.


Options:
A: Inclusion Criteria:

* Patient seeking routine dental care at NYU College of Dentistry and meets medical clearance for routine care
* Active smokers (active smoking as self-reported regular use of at least 10 cigarettes per day)
* Able to provide a telephone number or collateral contact information where they can be reached over the subsequent 12 months
* Fluent in English or Spanish

Exclusion Criteria:

* History of mouth or throat cancer
B: Inclusion Criteria:

* Current cigarette smokers between the ages of 18 and 75 years, who are motivated to stop smoking

Exclusion Criteria:

* Patients currently suffering from depression, or have been diagnosed with depression in the last 12 months, or subjects with past or present history of psychosis, panic disorder, or bipolar disorder
* Any subject with known severe chronic obstructive pulmonary disease (COPD)
C: Inclusion Criteria:

* Males or females, ages 18 to 69, with a DSM-IV diagnosis of Schizophrenia or Schizoaffective Disorder, receiving outpatient psychiatric treatment
* Currently taking antipsychotic medication for at least 4 weeks (medication is prescribed, compliance assessed based on self-report and collateral information)
* Current DSM-IV diagnosis of Nicotine Dependence
* Current DSM-IV diagnosis of Alcohol Dependence
* Subject expresses a desire to cut down or quit smoking and drinking (based on assessment with contemplation ladder)
* An average of at least one pack of cigarettes per day (\>=20 cigarettes/day) over the 7 days prior to intake
* An average of at least 7 drinks over the 7 days prior to intake

Exclusion Criteria:

* Inability to give adequate informed consent
* Currently taking sustained - release bupropion (Zyban) or receiving any other form of bupropion, such as Wellbutrin or Wellbutrin SR; receiving another form of pharmacological smoking cessation treatment (e.g., nicotine gum or patch); or participating in another structured, formal smoking cessation program.
* Currently taking naltrexone (ReVia), Campral or Antabuse
* Participation in a clinical trial less than 3 months prior to intake
* History of suicide attempt in the past year
* History of hospitalization due to suicidal ideation in the past year
* Suicidal ideation at baseline
* Known allergic reaction to varenicline
* Female patients of childbearing potential who are sexually active, not sterile, and who deny using a form of birth control.
* Female patients who are pregnant or nursing.
* Significant unstable medical problems (e.g. impaired renal function).
* Significant unstable psychiatric disorders.
* Subjects who do not attend all required screening appointments.
* Subjects who have pending legal proceedings whose outcome may lead to incarceration within 3 months of intake.
* Positive urine drug screen for cocaine, opioids or amphetamine at baseline
* Current DSM-IV diagnosis of Cocaine, Opioid or Cannabis Dependence (1 month prior to enrollment)
* Metal implants or devices (e.g. aneurysm clips, cochlear implants, neural stimulators, cardiac pacemakers)
* Weight over 250 lbs
* Claustrophobia
D: DISEASE CHARACTERISTICS: Currently smoking at least 10 cigarettes per day Smoked regularly for the past year Motivated to use study medication More than 30 days since prior use of tobacco products other than cigarettes (e.g., smokeless tobacco, pipes, cigars, or snuff) No active chemical dependence of drug other than nicotine (e.g., alcohol, marijuana, cocaine, heroin, or other illicit drugs) within the past year

PATIENT CHARACTERISTICS: Age: 18 and over Performance status: Not specified Life expectancy: Not specified Hematopoietic: Not specified Hepatic: Not specified Renal: Not specified Cardiovascular: No unstable angina, myocardial infarction, or cardiac arrhythmias within the past 3 months Other: Not pregnant or nursing Negative pregnancy test Fertile patients must use effective contraception for at least 3 months prior to and during study Good health by medical history No history of seizure disorder No epilepsy No prior serious head trauma or other predisposing factors to seizures (e.g., alcohol withdrawal, febrile seizures during childhood, brain tumor, cerebrovascular accident, or family history of idiopathic seizure disorder) No known hypersensitivity or allergy to nicotine, menthol, or bupropion No prior or concurrent diagnosis of bulimia or anorexia nervosa No other member of household currently enrolled on this study No bipolar disorder, psychosis, or schizophrenia

PRIOR CONCURRENT THERAPY: Biologic therapy: Not specified Chemotherapy: Not specified Endocrine therapy: More than 30 days since prior systemic steroids Radiotherapy: Not specified Surgery: Not specified Other: More than 30 days since other prior behavioral or pharmacologic smoking- cessation program (e.g., behavioral therapy, nicotine replacement therapy, clonidine, bupropion, nortriptyline, or doxepin) More than 30 days since prior investigational drugs More than 30 days since prior antipsychotics or antidepressants More than 30 days since prior theophylline More than 30 days since prior monoamine oxidase inhibitor More than 30 days since prior medication containing bupropion No concurrent antiepileptic medications No concurrent medications known to lower seizure threshold No other concurrent investigational drugs

Answer: A