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Smoking CessationPhase 2NCT01286402

Double-blind, Placebo-Controlled Pilot Study of Bupropion to Promote Smoking Cessation During Pregnancy

A Phase 2 study testing Bupropion SR in people with Smoking Cessation, run by The University of Texas Health Science Center, Houston 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

This study is designed to gather preliminary effectiveness and safety data on the use of bupropion for smoking cessation in pregnant women attending a community prenatal clinic. This study will provide critical preliminary data in preparation for a larger, Phase III clinical trial. Read more about this study

Who is it for?
Ages 18 years and older, women only
Conditions the study is for
Smoking Cessation
What is being tested?
Bupropion SR
Type of treatment
Pill or oral medicine
Could I receive a placebo?
Yes, some participants may receive a placebo
How many people
11 participants
Where
1 siteUnited States
Study dates
Apr 2011to May 2013
Phase
Phase 2
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 years and older
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Pregnant women ≥ 18 years of age
  • Gestational age between 14 and 26 weeks confirmed by ultrasound
  • Currently smoking ≥ 5 cigarettes per day

Who cannot join

  • Abnormal liver function tests
  • History of or current seizure disorder or closed head injury with loss of consciousness
  • Known hypersensitivity to bupropion
  • Any psychiatric disorder requiring psychotropic medication
  • Current anorexia or bulimia
  • Use of monoamine oxidase (MAO) inhibitors or discontinuation within the past 2 weeks
Show all 16Show fewer
  • Major Depressive Disorder or current suicidal risk
  • Use of any illicit substances since receiving knowledge of pregnancy
  • Regular use of alcohol (>1 drink/week on average)
  • Unstable medical problems, such as liver or renal disease, uncontrollable hypertension, and lupus
  • Twins or other multiple gestation
  • Fetal abnormality on the 14 week ultrasound
  • Plans to deliver at a hospital other than Memorial Hermann
  • Inability to communicate with research staff or make study visits due to lack of phone or transportation access
  • Participation in another clinical study which may affect study outcomes
  • Current use of any Nicotine Replacement Therapy (NRT), bupropion, or varenicline (Chantix)

Trial locations and contacts

1 site in 1 country.

United States1 site
  • University of Texas Health Science Center at Houston, Professional Building

    Houston, Texas, 77030

Other trials in United States

About this study

This study is designed to gather preliminary effectiveness and safety data on the use of bupropion for smoking cessation in pregnant women attending a community prenatal clinic. This study will provide critical preliminary data in preparation for a larger, Phase III clinical trial.

Read the detailed description

A randomized, double-blind, parallel group design will be used to allow a rigorous preliminary assessment of the feasibility, effectiveness, and safety of bupropion SR (sustained release; packaged as Zyban by GlaxoSmithKline) in promoting smoking cessation among women in their second and third trimester of pregnancy. Fifty pregnant smokers will be randomized to receive an 8-week course of either bupropion SR or matching placebo tablets. Both groups will receive evidence-based smoking cessation counseling. The primary smoking outcome will be 7-day point prevalence abstinence with cotinine validation at the end of the treatment. Secondary outcomes include enrollment, retention, and compliance rates; continuous abstinence from end of treatment through the 2 week followup; continuous abstinence from birth to 2nd week postpartum followup; self-reported reduction in number of cigarettes smoked per day; and maternal side effects and perinatal/neonatal outcomes. Preliminary smoking cessation and safety outcomes will be assessed for the generation of evidence-based hypotheses regarding clinical benefit of bupropion for pregnant smokers in preparation fo a larger trial.

Being tested
Bupropion SR, Placebo
Keywords
Smoking cessation during pregnancy, bupropion
Medical subject headings
Smoking Cessation

What participants receive

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

  • Bupropion SRDrug

    Also called Zyban, Wellbutrin

    • 150mg, taken orally, taken daily for the 1st 3 days
    • 300mg, taken orally, taken daily for the rest of the 8 weeks of drug treatment
  • PlaceboOther

    -Avicel PH 302, Emcocel 50M, Cab-O-Sil M5P, Magnesium Stearate (appearance, taste, and dosing instructions were identical to the bupropion group), i.e., 1 pill orally, taken daily for the 1st 3 days; 2 pills, taken orally, taken daily for the rest of the 8 weeks of drug treatment

Study groups in NCT01286402
Study groupRoleWhat they receive
Bupropion SR (sustained release)ExperimentalGroup receiving bupropion SR medication
Receives: Drug: Bupropion SR
PlaceboPlacebo comparatorNot described
Receives: Other: Placebo

What is being measured

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

  1. 7-day Point Prevalence Smoking Abstinence With Cotinine Validation at the End of Treatment

    Measured: 1 week post treatment

Secondary outcomes (6)
  1. Enrollment, Retention and Compliance Rates

    Measured: 1 year (estimated)

  2. Continuous Abstinence From End of Treatment Through the 2 Week Followup

    Measured: at two week followup visit

  3. Continuous Abstinence From Birth to 2nd Week Postpartum Followup

    Measured: at 2nd week postpartum followup visit

  4. Self-reported Reduction in Number of Cigarettes Smoked Per Day

    Measured: at 1 week post treatment and at 2 week postpartum visit

  5. Maternal Side Effects

    Measured: during treatment, end of treatment and at 2 week postpartum visit

  6. Perinatal/Neonatal Outcomes

    Measured: at neonatal discharge from hospital following delivery

Timeline

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

  1. First posted31 Jan 2011 (estimated)
  2. Study startApr 2011
  3. Primary completionOct 2012
  4. Study completionMay 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 2
Primary purpose
Treatment
Allocation
Randomised
Intervention model
Parallel groups
Masking
Quadruple blind
Who is masked
Participant, Care provider, Investigator, Outcomes assessor
Enrolment
11 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01286402
Sponsor's protocol ID
HSC-MS-09-0681
Status last verified
Jan 2016
First submitted
25 Jan 2011
Last updated
4 Feb 2016
Data monitoring committee
Yes

Questions about this trial

What is this clinical trial studying?

A Phase 2 study testing Bupropion SR in people with Smoking Cessation, run by The University of Texas Health Science Center, Houston 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 3 inclusion and 16 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 4 Feb 2016. 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 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

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 4 Feb 2016). 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?

7-day Point Prevalence Smoking Abstinence With Cotinine Validation at the End of Treatment (time frame: 1 week post treatment). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
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 4 Feb 2016.

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