DrugLib.com — Drug Information Portal

Rx drug information, pharmaceutical research, clinical trials, news, and more



Meclizine as a Potential Smoking Cessation Treatment

Information source: Duke University
ClinicalTrials.gov processed this data on August 23, 2015
Link to the current ClinicalTrials.gov record.

Condition(s) targeted: Smoking Cessation

Intervention: Meclizine (Drug); Nicotine Patch (Drug); Placebo (Drug)

Phase: Phase 2

Status: Completed

Sponsored by: Duke University

Official(s) and/or principal investigator(s):
Jed E Rose, Ph.D., Principal Investigator, Affiliation: Duke University

Summary

The purpose of this study is to evaluate whether meclizine, an antihistamine used to prevent or treat motion sickness, can help smokers quit smoking. This study will also investigate the potential relationship between genes you have inherited and success in quitting smoking.

Clinical Details

Official title: Meclizine as a Potential Smoking Cessation Treatment

Study design: Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Double Blind (Subject, Investigator), Primary Purpose: Treatment

Primary outcome:

Percentage of Change in Expired Air Carbon Monoxide (CO) at End of Week 1

Percentage of Change in Expired Air Carbon Monoxide (CO) at End of Week 3

Secondary outcome:

Number of Participants Completing the Continuous 4 Week Abstinence From Smoking

Percentage of Change of CO at End of Week 1 When Comparing Abstinent Smokers Versus Non-abstinent Smokers

Percentage of Change of CO at End of Week 3 When Comparing Abstinent Smokers Versus Non-abstinent Smokers

Eligibility

Minimum age: 18 Years. Maximum age: 65 Years. Gender(s): Both.

Criteria:

Inclusion Criteria:

- Have no known serious medical conditions;

- Are 18-65 years old;

- Smoke an average of at least 10 cigarettes per day;

- Have smoked at least one cumulative year;

- Have an afternoon expired air carbon monoxide (CO) reading of at least 10ppm;

- Express a desire to quit smoking in the next thirty days.

- Potential subjects must agree to use acceptable contraception during their

participation in this study. Potential subjects must agree to avoid the following during their participation in this study:

- participation in any other nicotine-related modification strategy outside of this

protocol;

- use of tobacco products other than cigarettes, including pipe tobacco, cigars,

e-cigarettes, snuff, and chewing tobacco;

- use of experimental (investigational) drugs or devices;

- use of illegal drugs;

- use of opiate medications

- use of anti-histamines;

- use of alcohol (during first three weeks of study participation).

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.

Locations and Contacts

Duke Center for Nicotine and Smoking Cessation Research, Charlotte, North Carolina 28210, United States

Duke Center for Nicotine and Smoking Cessation Research, Durham, North Carolina 27705, United States

Duke Center for Nicotine and Smoking Cessation Research, Raleigh, North Carolina 27609, United States

Duke Center for Nicotine and Smoking Cessation Research, Winston-Salem, North Carolina 27103, United States

Additional Information

Starting date: August 2011
Last updated: July 29, 2014

Page last updated: August 23, 2015

-- advertisement -- The American Red Cross
 
Home | About Us | Contact Us | Site usage policy | Privacy policy

All Rights reserved - Copyright DrugLib.com, 2006-2017