Meclizine as a Potential Smoking Cessation Treatment

Exclusion Criteria

• •Inability to attend all required experimental sessions;
• •Hypertension (systolic \>140 mm Hg, diastolic \>100 mm Hg, coupled with a history of hypertension); subjects with no previous diagnosis of hypertension may have a screening blood pressure up to 160/100.
• •Hypotension with symptoms (systolic \<90 mm Hg, diastolic \<60 mm Hg).
• •Participants with a history of hypertension may, however, be allowed to participate in the study if the study physician or physician assistant determines that the condition is stable, controlled by medication, and in no way jeopardizes the individual's safety.
• •Coronary heart disease;
• •Lifetime history of heart attack;
• •Cardiac rhythm disorder (irregular heart rhythm);
• •Chest pains (unless history, exam, and ECG clearly indicate a non-cardiac source);
• •Cardiac (heart) disorder (including but not limited to valvular heart disease, heart murmur, heart failure);
• •History of skin allergy;
• •Active skin disorder (e.g., psoriasis) within the last five years, except minor skin conditions (including but not limited to facial acne, minor localized infections, and superficial minor wounds);
• •Liver or kidney disorder (except kidney stones, gallstones);
• •Gastrointestinal problems or disease other than gastroesophageal reflux or heartburn;
• •Active ulcers in the past 30 days;
• •Currently symptomatic lung disorder/disease (including but not limited to chronic obstructive pulmonary disease (COPD), emphysema, and asthma);
• •Brain abnormality (including but not limited to stroke, brain tumor, head injury and seizure disorder);
• •Migraine headaches that occur more frequently than once per week;
• •Recent, unexplained fainting spells;
• •Problems giving blood samples;
• •Diabetes treated with insulin; non-insulin treated diabetes (unless glucose is less than 180mg/dcl and HbA1c is less than 7%);
• •Current cancer or treatment for cancer in the past six months (except basal or squamous cell skin cancer);
• •Other major medical condition;
• •Current psychiatric disease (with the exception of anxiety disorders, obsessive compulsive disorder (OCD) and ADHD);
• •Current depression;
• •Bulimia or anorexia;
• •Pregnant or nursing;
• •Smokes more than one cigar a month;
• •Regular alcohol use;
• •Significant adverse reaction to nicotine patches or meclizine in the past.
• •Current participation or recent participation (in the past 30 days) in another smoking study at our center or another research facility.
• •Current participation in another research study.
• •Use (within the past 30 days) of:
• •Illegal drugs (or if the urine drug screen is positive),
• •Experimental (investigational) drugs;
• •Psychiatric medications including antidepressants, anti-psychotics or any other medications that are known to affect smoking cessation (e.g. clonidine);
• •Smokeless tobacco (chewing tobacco, snuff), pipes or e-cigarettes;
• •Wellbutrin, bupropion, Zyban, Chantix, varenicline, nicotine replacement therapy or any other smoking cessation aid.
• •Use (within the past 14 days) of:
• •Opiate medications for pain or sleep (non-opiate medication for pain or sleep will be allowed);
• •Benzodiazepines, antihistamines or other drugs with significant sedating or anticholinergic activity that may interact with meclizine.