Please select the eligibility criteria that correspond to the clinical trial below.
Title: Smoking Cessation With Varenicline (Champix) and Integrated Voice Response Technology (IVR)
Brief Summary: The goal of this study is to provide you with an effective treatment for reducing the physical and emotional stress that can occur during the early phase of being without cigarettes. It is our hope that this treatment will help you to stay smoke-free. You will receive counseling and a supply of Champix, a medication to help suppress the symptoms of nicotine withdrawal.

Purpose: To assess the effect of extended Integrated Voice Response (IVR) on smoking cessation after varenicline (Champix) and IVR treatment Hypothesis: There will be significant increase in participants who do not smoke at 1 year if extended IVR is used after 12 weeks of varenicline (Champix) and IVR treatment.


Options:
A: Inclusion Criteria:

* Women and men aged 18-70
* DSM-IV diagnosis of schizophrenia, schizoaffective disorder or bipolar disorder by diagnostic interview and chart review
* Smoke at least 10 cigarettes per day
* Clinically stable, on a stable dose of antipsychotic (schizophrenia) or mood stabilizer (bipolar) medication for at least 1 month
* No current active suicidal ideation
* Expired air carbon monoxide (CO) concentration \>9 ppm
* Willing to take study medications and set a quit date within 2-3 weeks of beginning treatment and be willing to participate in the relapse prevention and follow-up portions of the study
* Women of childbearing potential must have a negative urine pregnancy test at baseline and agree to use an approved form of contraception during the study.

Exclusion Criteria:

* DSM-IV diagnosis of dementia, neurodegenerative disease, or other organic mental disorder
* Substance use disorder other than nicotine or caffeine in the last 6 months
* Major depressive disorder within the last 6 months
* Serious unstable medical illness including, cardiovascular, hepatic, renal, respiratory, endocrine, neurological, or hematological disease such that hospitalization for treatment of that illness is likely within the next 2 months
* Life-threatening arrhythmia or cerebro-vascular event within 6 months, cardiovascular event within 2 months or uncontrolled hypertension
* History of multiple head injuries with neurological sequelae, a single severe head injury with lasting neurological sequelae, or current CNS tumor
* Liver function tests elevated over twice normal
* Renal insufficiency with estimated creatinine clearance \<40 ml/min
* Plan to continue use of tobacco products othe than cigarettes (e.g., cigar, pipe)
* Use of an investigational medication or device in the past 30 days
* Current suicidal or homicidal ideation
B: Inclusion Criteria:

* Age 18-80
* Current and regular smoker 5 or more cigarettes per day
* Interested in making a quit attempt in the next 14 days
* Personal phone available

Exclusion Criteria:

* Pregnancy or plans to become pregnant in the next year
* Cannot speak English
* Not a union member or employee of specified worksite or immediate family member
* Member of household is currently enrolled in the study
* Not willing to comply with study protocol
C: Inclusion Criteria:

* Smoking 35 or more cigarettes per week or 5 or more cigarettes per day,
* Smoking for at least 2 years, with no period of abstinence longer than 3 months.

Exclusion Criteria:

* Using any smoking cessation drugs or nicotine replacement drugs in the last 3 months,
* Use of medication to treat depression or any psychiatric illness,
* Impaired renal function,
* Unstable medical condition,
* Pregnancy or breast feeding.
D: Inclusion Criteria:

1. age ≥ 18 years,
2. smoked tobacco during the prior 30 days,
3. have an active U.S. phone number and address,
4. can provide consent in English and
5. are in at least the contemplative stage of change for quitting smoking, as assessed by a single measure, readiness to quit

Exclusion Criteria:

1. use only smokeless tobacco,
2. are pregnant or breastfeeding,
3. are discharged to an institution (e.g., nursing home, long-term care facility),
4. are unable to provide informed consent, or do not have cognitive ability to enroll or participate in the study

Answer: C