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Tobacco DependencePhase 3NCT00755716

Topiramate Alone and in Combination With the Nicotine Patch for Smoking Cessation: A Pilot Study

A Phase 3 study testing Topiramate and Nicotine patch in people with Tobacco Dependence, run by UConn Health at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Specific aims: 1. To obtain pilot data on 4-week continuous quit rates associated with 10 weeks of treatment with topiramate or placebo or topiramate plus nicotine patch for smoking cessation. 2. Read more about this study

Who is it for?
Ages 18 to 65 yearsHealthy volunteers can take part
Conditions the study is for
Tobacco Dependence
What is being tested?
Topiramate and Nicotine patch
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
57 participants
Where
1 siteUnited States
Study dates
Apr 2006to Aug 2013
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 65 years
  • All sexes
  • Healthy volunteers accepted
  • Adult, Older adult

Who may be able to join

  • Male or female cigarette smoker between the ages of 18 and 65 years inclusive and relatively healthy.
  • Subjects must smoke an average of at least 10 cigarettes per day during the past year and during the month prior to the screening visit, with no period of abstinence greater than 3 months in the past year.
  • BMI > 18kg/in2.
  • Subjects must be free of serious or unstable disease within the past 6 months
  • Female subjects must be a) postmenopausal for at least two years, or practicing an effective method of birth control (e.g., surgically sterile, prescription oral contraceptives, contraceptive injections, intrauterine device, spermicide with barrier, contraceptive patch, contraceptive ring, male partner sterilization, abstinence and agree to continue abstinence or to use an acceptable method of contraception, as listed above, should sexual activity commence) before entry and throughout the study; have a negative urine pregnancy test at the screening visit. b) agree to avoid pregnancy through 30 days after the last dose of study medication, c) have a negative urine pregnancy test (β-hCG) at screening or baseline and agree to use at least one of the birth control methods as noted in the protocol.
  • Subjects must be able to be seen as an outpatient, to be assessed in a clinic setting, and able and willing to comply with all study visits.
  • Subjects must be able to provide written consent.
  • Subjects must be the only member of the household participating in this study.

Who cannot join

  • Subjects who are currently suffering from depression or have been diagnosed with depression or treated with an antidepressant within the past 12 months.
  • Subjects who have a past or present history of psychosis, panic disorder, or bipolar disorder.
  • Subjects who have severe chronic obstructive pulmonary disease (COPD).4. Subjects who have clinically significant cardiovascular disease in the past 6 months
  • Subjects who have clinically significant cardiovascular disease in the past 6 months which includes: myocardial infarction, coronary artery bypass graft CABG), percutaneous transluminal coronary angioplasty (PTCA), severe or unstable angina, serious arrhythmia, and clinically significant ECG conduction abnormalities.
  • Subjects who have uncontrolled hypertension or a systolic blood pressure greater than 150 mm Hg or a diastolic blood pressure greater than 95 mm Hg at screening or baseline.
  • Subjects who have a history of clinically significant neurological disorders including subjects with seizure disorders, cerebrovascular diseases stroke or transient ischemic attack) and/or progressive or degenerative neurological disorders (e.g., multiple sclerosis) in the past 6 months.
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  • Subjects who have a history of clinically significant endocrine disorders or gastrointestinal diseases, including insulin dependent diabetes, uncontrolled hyperthyroidism, and active peptic ulcer.
  • Subjects who have clinically significant hepatic or renal impairment (e.g., an estimated creatinine clearance <60 mL/min).
  • Subjects who have an SGOT (AST) or SGPT (ALT) concentration greater than 1.5 times the upper limit of normal.
  • Subjects who have a history of cancer.
  • Subjects who are believed to be medically unstable and/or not appropriate for study participation in the opinion of the principal investigator.
  • Subjects who have previously been treated with topiramate for any reason and discontinued treatment due to an adverse event or due to a hypersensitivity reaction to topiramate.
  • Subjects with evidence or a history of clinically significant allergic reaction.
  • Subjects who have an allergy to adhesive tape or a skin disorder that may be exacerbated by nicotine patch.
  • Subjects with a history of drug (except nicotine) or alcohol abuse or dependence within the past 12 months.
  • Subjects with a positive urine drug screen.
  • Subjects that have been enrolled in a study that included topiramate.
  • Subjects who have taken or will plan to take another investigational drug within 30 days or 5 half-lives (whichever is longer) before the Baseline visit or within 30 days of study completion.
  • Subjects who take or plan to take a concomitant medication that is prohibited by this protocol.
  • Subjects who require other medications during the study that might interfere with the evaluation of the study drug (for example, nicotine replacement therapy and bupropion).
  • Subjects who used a nicotine replacement product, bupropion, clonidine, or nortriptyline within the past 6 months, or participated in a study with an experimental drug for smoking cessation within the past one year.
  • Subjects who intend to use non-cigarette tobacco products (including, for example, pipe tobacco, cigars, snuff, chewing tobacco, etc.) or marijuana during study participation.
  • Subjects who intend to donate blood or blood components while receiving study drug or within 1 month of the completion of the study treatment.
  • Subjects who are unable and/or unlikely to comprehend and follow the study protocol, which includes a) a subject who, in the investigator's opinion, will be unlikely to commit to the duration of the study, b) a subject who, in the investigator's opinion should not be enrolled in the study because of the precautions, warnings or contraindications outlined in the topiramate package insert.
  • Subjects who have lactose intolerance.
  • Subjects with a history of glaucoma.

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Connecticut Halth Center

    Farmington, Connecticut, 06030

Other trials in United States

About this study

Specific aims:

  1. To obtain pilot data on 4-week continuous quit rates associated with 10 weeks of treatment with topiramate or placebo or topiramate plus nicotine patch for smoking cessation.
  2. To obtain pilot data on the effects of 10 weeks of topiramate versus placebo versus combination of topiramate plus nicotine patch on nicotine withdrawal symptoms, smoking satisfaction, and adverse effects during smoking cessation.
  3. To obtain pilot data on weight gain over 10 weeks with topiramate versus placebo versus combination of topiramate plus nicotine patch for smoking cessation.
Read the detailed description

This is a 10-week, randomized, double-blind, single-site study of treatment with either: topiramate, or placebo, or topiramate plus nicotine patch. Approximately, 90 subjects ages 18-65 who smoke at least 10 cigarettes per day will be screened for study participation, with the intention of 60 subjects being eligible for randomized treatment (20 per arm).

Being tested
Placebo (sugar pill), Topiramate, Nicotine patch
Keywords
nicotine patch, smoking, topiramate
Medical subject headings
Tobacco Use Disorder, Smoking

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Placebo (sugar pill)Drug

    Also called sugar pill

    patients receive

  • TopiramateDrug

    Also called topimax

    25 mg per day for one week, 50 mg per day for one week, 100 mg per day for one week, 200 mg per day for 5 weeks, then one week taper

  • Nicotine patchDrug

    Also called nicoderm

    On the quit date (after 2 weeks of Topiramate medication use), subjects also use 21 mg patch for 7 weeks and on week 8 subjects received 14 mg/day for 3 days then 7 mg for 4 days.

Study groups in NCT00755716
Study groupRoleWhat they receive
Placebo (sugar pill)Placebo comparatorPerson receives an inactive placebo
Receives: Drug: Placebo (sugar pill)
TopiramateActive comparatorSubjects receive 10 weeks of topiramate with a dosage starting at 25 mg per day. At week two (quit date) subjects increase to 50 mg/day and gradually increase to 200 mg/day for a total time of 10 weeks.
Receives: Drug: Topiramate
Topiramate and Nicotine patchActive comparatorSubjects receive 10 weeks of topiramate with a dosage starting at 25 mg per day. At week two (quit date) subjects increase to 50 mg/day and gradually increase to 200 mg/day and one week taper for a total time of 10 weeks. On the quit date (after 2 weeks of Topiramate medication use), subjects also use 21 mg patch for 7 weeks and on week 8 subjects received 14 mg/day for 3 days then 7 mg for 4 days.
Receives: Drug: Topiramate; Drug: Nicotine patch

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Primary Outcome is 4-week Continuous Quit Rate at the End of Treatment.

    The primary efficacy endpoint was CO-confirmed cigarette abstinence during the last 4 weeks of treatment.

    Measured: weeks 7-10

Secondary outcomes (1)
  1. MNWS

    Minnesota Nicotine Withdrawing Scale

    Scale contains 9 items which are scored 0-4. The total range for the scale is 0-36, where higher scores indicate greater nicotine withdrawal symptoms.

    Measured: Measured weekly during weeks 7-10 & the mean of weekly measurements is recorded.

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 Sep 2008 (estimated)
  2. Study startApr 2006
  3. Primary completionDec 2008
  4. Study completionAug 2013

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
57 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT00755716
Sponsor's protocol ID
06-114-1
Other IDs
5M01RR006192, K24AA013736
Status last verified
Aug 2017
First submitted
18 Sep 2008
Last updated
16 Aug 2017
Data monitoring committee
No
Individual data sharing
No

Publications

  • Oncken C, Arias AJ, Feinn R, Litt M, Covault J, Sofuoglu M, Kranzler HR. Topiramate for smoking cessation: a randomized, placebo-controlled pilot study. Nicotine Tob Res. 2014 Mar;16(3):288-96. doi: 10.1093/ntr/ntt141. Epub 2013 Sep 21.

    PubMed 24057996
  • Hartmann-Boyce J, Theodoulou A, Farley A, Hajek P, Lycett D, Jones LL, Kudlek L, Heath L, Hajizadeh A, Schenkels M, Aveyard P. Interventions for preventing weight gain after smoking cessation. Cochrane Database Syst Rev. 2021 Oct 6;10(10):CD006219. doi: 10.1002/14651858.CD006219.pub4.

    PubMed 34611902

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Topiramate and Nicotine patch in people with Tobacco Dependence, run by UConn Health at 1 site in United States.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 8 inclusion and 26 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 16 Aug 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. Some participants in this study may receive a placebo. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 16 Aug 2017). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Primary Outcome is 4-week Continuous Quit Rate at the End of Treatment. (time frame: weeks 7-10). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT00755716, which also lists 2 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 16 Aug 2017.

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