- ICH GCP
- US Clinical Trials Registry
- Klinisk forsøg NCT01639560
Varenicline for Light Smokers (ChanLight)
Studieoversigt
Status
Betingelser
Intervention / Behandling
Detaljeret beskrivelse
Undersøgelsestype
Tilmelding (Faktiske)
Fase
- Fase 4
Kontakter og lokationer
Studiesteder
-
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Minnesota
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Rochester, Minnesota, Forenede Stater, 55905
- Mayo Clinic
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-
Deltagelseskriterier
Berettigelseskriterier
Aldre berettiget til at studere
Tager imod sunde frivillige
Køn, der er berettiget til at studere
Beskrivelse
Inclusion Criteria:
- Subjects must be ≥ 18 years of age;
- smokes 5 to 10 CPD for at least 6 months;
- express interest in quitting smoking;
- indicate ability to complete all study visits; and
- provide written informed consent to participate in the study.
- Subject is a female subject of non-childbearing potential or a female subject of childbearing potential - who is using contraceptives and has a negative pregnancy test result;
- Subject is in good health as determined by the investigator;
- Subject has the ability to participate fully in all aspects of the study and keep scheduled appointments.
Exclusion Criteria:
- An active medical condition such as unstable angina, myocardial infarction, or coronary angioplasty within the past 3 months or an untreated cardiac dysrhythmia;
- History of renal failure;
- Cancer [excluding non-melanoma skin cancer] not in remission;
- Psychosis or bipolar disorder;
- Current unstable or untreated moderate or severe depression as assessed by the CES-D;
- have, as defined by the C-SSRS (Columbia-Suicide Severity Rating Scale), current non-specific suicidal thoughts, or have a lifetime history of a suicidal attempt (defined as "potentially self-injurious act committed with at least some wish to die, as a result of act.");
Substance dependence other than nicotine, defined as:
a. Patient has a recent history (past month) of heavy alcohol consumption as defined by NIAAA: i. Men: More than 4 drinks on any day or 14 per week ii. Women: More than 3 drinks on any day or 7 per week. b. Use of cocaine, heroin, club drugs (i.e., MDMA/"ecstasy"), methamphetamine, or hallucinogens (e.g., LSD) at any time during the past month.
c. Use of marijuana on a weekly basis for the past month
- An allergy to varenicline;
- Current use of a behavioral or pharmacologic tobacco dependence treatment and unwilling or unable to discontinue use;
- Another member of their household already participating in this study; and
- Current treatment with another investigational drug (within 30 days of study entry).
- Has an unstable medical condition;
- Subject has untreated hypertension or baseline systolic blood pressure > 180 or diastolic > 100;
- Women of child-bearing potential, or who are pregnant, lactating or likely to become pregnant during the trial and are unwilling to use an acceptable form of contraception during the medication phase will also be excluded. All female subjects of childbearing potential must have a negative pregnancy test and must agree to use approved contraception during participation in the study.
Studieplan
Hvordan er undersøgelsen tilrettelagt?
Design detaljer
- Primært formål: Behandling
- Tildeling: Randomiseret
- Interventionel model: Parallel tildeling
- Maskning: Firedobbelt
Våben og indgreb
Deltagergruppe / Arm |
Intervention / Behandling |
---|---|
Aktiv komparator: Varenicline
1 mg of varenicline twice per day for 12 weeks.
|
1 mg of varenicline twice per day for 12 weeks and brief behavioral counseling
Andre navne:
|
Placebo komparator: placebo
1 placebo tablet twice a day for 12 weeks
|
1 placebo tablet twice per day for 12 weeks and brief behavioral counseling
Andre navne:
|
Hvad måler undersøgelsen?
Primære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
---|---|---|
Point Prevalence Smoking Outcome at 12 Weeks (End of Treatment)
Tidsramme: 12 weeks
|
To determine the efficacy of 12 weeks of varenicline therapy in achieving increased smoking abstinence rates in light smokers.
Point prevalence is defined as no smoking in the past 7 days.
|
12 weeks
|
Prolonged Smoking Outcome at 12 Weeks (End of Treatment)
Tidsramme: 12 weeks
|
To determine the efficacy of 12 weeks of varenicline therapy in achieving increased smoking abstinence rates in light smokers.
Prolonged abstinence is defined as no smoking since 2 weeks after the target quit date.
|
12 weeks
|
Sekundære resultatmål
Resultatmål |
Foranstaltningsbeskrivelse |
Tidsramme |
---|---|---|
Point Prevalence Smoking Outcome at 24 Weeks (End of Study)
Tidsramme: 24 weeks
|
To determine the efficacy of 12 weeks of varenicline therapy in achieving increased smoking abstinence rates at 6 months in light smokers.
Point prevalence is defined as no smoking in the past 7 days.
|
24 weeks
|
Prolonged Smoking Outcome at 24 Weeks (End of Study)
Tidsramme: 24 weeks
|
To determine the efficacy of 12 weeks of varenicline therapy in achieving increased smoking abstinence rates at 6 months in light smokers.
Prolonged abstinence is defined as no smoking since 2 weeks after the target quit date.
|
24 weeks
|
Samarbejdspartnere og efterforskere
Sponsor
Samarbejdspartnere
Efterforskere
- Ledende efterforsker: Ivana T. Croghan, PhD, Mayo Clinic
- Ledende efterforsker: Jon O. Ebbert, MD, Mayo Clinic
Publikationer og nyttige links
Datoer for undersøgelser
Studer store datoer
Studiestart
Primær færdiggørelse (Faktiske)
Studieafslutning (Faktiske)
Datoer for studieregistrering
Først indsendt
Først indsendt, der opfyldte QC-kriterier
Først opslået (Skøn)
Opdateringer af undersøgelsesjournaler
Sidste opdatering sendt (Faktiske)
Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier
Sidst verificeret
Mere information
Begreber relateret til denne undersøgelse
Nøgleord
Yderligere relevante MeSH-vilkår
Andre undersøgelses-id-numre
- 12-005652
- WS2293926 (Andet bevillings-/finansieringsnummer: Pfizer Inc)
Disse oplysninger blev hentet direkte fra webstedet clinicaltrials.gov uden ændringer. Hvis du har nogen anmodninger om at ændre, fjerne eller opdatere dine undersøgelsesoplysninger, bedes du kontakte register@clinicaltrials.gov. Så snart en ændring er implementeret på clinicaltrials.gov, vil denne også blive opdateret automatisk på vores hjemmeside .
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