Please select the eligibility criteria that correspond to the clinical trial below.
Title: Varenicline Smoking Cessation Treatment for Methadone Maintenance Patients
Brief Summary: This randomized trial will evaluate whether varenicline directly observed therapy provided at a methadone clinic is more efficacious than self-administered varenicline for promoting smoking cessation and enhancing adherence.


Options:
A: Inclusion Criteria:

* Participants must have stable, documented cardiovascular disease (including at least one of the following diagnosed \> 2 months prior to the Screening visit - angina, myocardial infarction (MI), revascularization, transient ischemic attack (TIA), and peripheral vascular disease (PVD).
* Participants that smoke \> 10 cigarettes / day.

Exclusion Criteria:

* Participants with unstable cardiovascular disease
* Cardiovascular events in the past 2 months
* Moderate or severe chronic obstructive pulmonary disease (COPD)
B: Inclusion Criteria:

* Age 18 years or older
* English speaking
* Smoked at least 100 cigarettes/lifetime
* Smoke 5 or more cigarettes per day
* Interested in quitting smoking (preparation or contemplation stage of change)
* Enrolled in Einstein/Montefiore methadone program for 12 weeks or more
* Receiving methadone in clinic three, four, five or six times per week
* No more than 2 methadone clinic misses in prior 14 days
* Agree to use contraception for the duration of the trial (among women with reproductive potential)
* Willing to participate in all study components
* Able to provide informed consent

Exclusion Criteria:

* Serious or unstable HIV/AIDS, liver, cardiovascular, or pulmonary disease
* Psychiatric instability
* Women who are pregnant, breastfeeding, or contemplating pregnancy
* Creatinine clearance \<30 mL/min
C: Inclusion Criteria:

* Meet DSM-IV criteria for nicotine dependence with FTND score \> 5.
* Smoke at least 15 cigarettes (3/4 pack) daily (averaged over 1 week, in the past 1 month).
* At the time of initial evaluation, are motivated to quit smoking in the next 30 days.
* Have made at least one unsuccessful attempt to quit smoking in the past year.
* At baseline, have expired breath CO level \> 10.
* Are between ages 18-70 years old.
* Weigh at least 100 lbs (45.5 kg, selegiline dose \< 0.22 mg/kg).
* No previous use of nicotine replacement products in the one month prior to randomization.
* Have the capacity to give informed consent, and are English-speaking.

Exclusion Criteria:

* Have present or past diagnoses of schizophrenia, bipolar disorder, PTSD, BPD or major depressive illness.
* Have abused alcohol or other drugs of abuse (cocaine, opiates, benzodiazepines, etc) in 6 months prior to randomization into the trial (based on clinical evaluation including self-report, and confirmed by positive urine).
* Demonstrate serious medical conditions (i.e. abnormal liver function \[as evidenced by AST, ALT or bilirubin values 2x ULN\], unstable cardiovascular disease, significant blood abnormalities).
* Exhibit or have history of clinical hypertension.
* Exhibit active peptic ulcer disease.
* Are pregnant, are trying to become pregnant, or are currently breastfeeding.
* Are on current medication regimes that include antidepressants, or sympathomimetic agents, or meperidine and other meperidine-opioids which may have interactions with selegiline.
* Known hypersensitivity to selegiline or NRT.
* Are from the same household as another study participant.
D: Inclusion Criteria:

* Meets DSM-IV criteria for nicotine dependence with a Fagerstrom Test of Nicotine Dependence (FTND) score greater than 5
* Smokes at least 15 cigarettes daily (averaged over 1 week, within the month prior to enrollment)
* Motivated to quit smoking within 30 days at time of initial evaluation
* At least one unsuccessful attempt to quit smoking in the past year
* An expired breath CO level greater than 10 ppm and baseline plasma cotinine level greater than 150 ng/ml at initial evaluation
* Body weight of at least 100 lb
* Avoidance of nicotine replacement product use one month prior to enrollment
* Speaks English

Exclusion Criteria:

* Currently taking over-the-counter or prescription sympathomimetic agents (e.g., pseudoephedrine, methylphenidate), antidepressant agents (e.g., tricyclic antidepressants, serotonin reuptake inhibitors, bupropion, other monoamine oxidase inhibitors), or meperidine (Demerol)
* Serious medical disorders such as unstable angina or liver failure
* Abnormalities in baseline bloodwork (e.g., threefold elevation of liver function tests, electrolyte abnormalities)
* Physiologically dependent on and/or abusing alcohol or other drugs of abuse (e.g., cocaine, opiates, benzodiazepines, etc.) during the 6 months prior to enrollment (based on a clinical evaluation, which includes a self-report, and is confirmed by a positive urine toxicology screen)
* Meets DSM-IV criteria for a current diagnosis of major depressive disorder, panic disorder, or post-traumatic stress disorder
* Current or past history of bipolar disorder or schizophrenia
* Past history of major depression associated with historical evidence of suicidal or homicidal behavior, or psychotic symptoms
* Currently residing with another study participant
* Presence of suicidal or homicidal ideation
* Significant impairment of social or occupational functioning, either at time of initial evaluation or during the trial
* Known hypersensitivity to selegiline hydrochloride

Answer: B