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Semaglutid til vægtkontrol efter rygestop

16. september 2026 opdateret af: Luba Yammine, The University of Texas Health Science Center, Houston

Et randomiseret kontrolleret forsøg med semaglutid én gang om ugen til begrænsning af vægtøgning efter rygestop hos voksne rygere med overvægt/fedme

This trial will examine the effect of semaglutide 2.4mg on changes in body weight, body composition, and peripheral and central mechanisms that control appetite, satiety, and food intake in the context of smoking cessation.

Studieoversigt

Status

Rekruttering

Betingelser

Intervention / Behandling

Undersøgelsestype

Interventionel

Tilmelding (Anslået)

197

Fase

  • Fase 2

Kontakter og lokationer

Dette afsnit indeholder kontaktoplysninger for dem, der udfører undersøgelsen, og oplysninger om, hvor denne undersøgelse udføres.

Studiekontakt

Undersøgelse Kontakt Backup

Studiesteder

    • Texas
      • Austin, Texas, Forenede Stater, 78723
      • Houston, Texas, Forenede Stater, 77054
        • Rekruttering
        • The University of Texas Health Science Center at Houston
        • Kontakt:
        • Kontakt:
        • Ledende efterforsker:
          • Luba Yammine, PhD

Deltagelseskriterier

Forskere leder efter personer, der passer til en bestemt beskrivelse, kaldet berettigelseskriterier. Nogle eksempler på disse kriterier er en persons generelle helbredstilstand eller tidligere behandlinger.

Berettigelseskriterier

Aldre berettiget til at studere

18 år til 75 år (Voksen, Ældre voksen)

Tager imod sunde frivillige

Ja

Køn, der er berettiget til at studere

Alle

Beskrivelse

Inclusion Criteria:

  • Ability to provide informed consent before any study-related activity, willing to comply with al study procedures, and be available for the duration of the study.
  • Body mass index (BMI) ≥30 kg/m2 or ≥27 kg/m2 with the presence of at least one of the following weight-related comorbidities (treated or untreated): hypertension (unless meets medical exclusion criterion 7), cardiovascular disease (unless meets medical exclusion criterion 6), dyslipidemia, or obstructive sleep apnea
  • Have been smoking ≥5 cigarettes per day for at least 1 year (prior to screening) and provide positive cotinine test.
  • Desire to quit smoking (defined as "intend to quit within one month")
  • Agree (if the participant is female and of child-bearing potential) to use effective contraceptive methods, unless the participant's male partner(s) is surgically sterile (underwent vasectomy).
  • Women of child-bearing potential must provide negative urine pregnancy tests prior to randomization.
  • Normal cognitive restraint (assessed as cognitive restraint score of <4 from the Three Factor Eating Habits Questionnaire)
  • Have a medical history and a brief physical examination demonstrating no clinically significant contraindications for study participation, in the judgment of the Study Physician and the Principal Investigator

Exclusion Criteria:

Medical Exclusions

  • Personal or first-degree relative(s) history of medullary thyroid carcinoma (MTC) or multiple endocrine neoplasia syndrome type 2 (MEN 2).
  • Acute pancreatitis within the past 6 months prior to screening.
  • History or presence of chronic pancreatitis.
  • Type 1 or type 2 Diabetes Mellitus (previously diagnosed or indicated by HbA1C ≥48 mmol/mol (6.5%) as measured by central laboratory at screening).
  • End stage renal disease (ESRD, previously diagnosed or indicated by estimated glomerular filtration rate (eGFR) value of eGFR < 15 ml/min/1.73 m2 as measured by central laboratory at screening).
  • Any of the following: myocardial infarction, stroke, hospitalization for unstable angina or transient ischemic attack within the past 60 days prior to screening.
  • Systolic blood pressure (SBP) >159 mmHg and/or diastolic blood pressure (DBP) >99 mmHg)
  • History of malignant neoplasms within the past 5 years prior to screening. Basal and squamous cell skin cancer and any carcinoma in-situ are allowed.
  • Severe gastrointestinal disease (i.e., severe gastroparesis).
  • Known or suspected hypersensitivity to nicotine/nicotine patches; semaglutide, excipients, or related products.
  • Women who are currently pregnant, or plan to become pregnant, or lactating, or of childbearing potential and are not using medically accepted forms of contraception.
  • Have any illness or condition which in the opinion of the Principal Investigator and/or the Study Physician would preclude safe and/or successful completion of the study.

Psychiatric / Substance Use Exclusions

  • Psychoactive substance abuse or dependence (excluding nicotine dependence) within the past 3 months prior to screening (existing diagnosis or as determined by the structured interview).

  • Urine drug test positive, before randomization, for any of the following substances:

    1. benzodiazepines
    2. cocaine
    3. opioids
    4. amphetamines
    5. methamphetamine
    6. buprenorphine
    7. barbiturates
    8. 3,4-methylenedioxy-methamphetamine (MDMA)
    9. Tetrahydrocannabinol (THC)
  • Psychotic or bipolar disorder, or mood disorder with psychotic features; or eating disorder (existing clinical diagnosis or as determined by the structured interview)

  • Moderate to high risk for suicidality (as determined by the structured interview).

Weight-Related Exclusions

  • Previously undergone bariatric surgery
  • Gained/lost ≥4.5 kg over the past 6 months (prior to screening)
  • Currently enrolled in a behavioral weight management plan
  • Uncontrolled thyroid disease (the criterion will be assessed at the Study Physician's and the Principal Investigator's discretion)

Smoking-Related Exclusions

-Currently using other combustible (e.g., cigars), other (e.g., chewing tobacco, snuff, snus) or alternative (e.g., electronic cigarettes) tobacco products

Medication-Related Exclusions

  • Currently using oral or injectable glucose lowering medications
  • Currently using pharmacotherapy for smoking cessation (NRT, varenicline, or bupropion)
  • Currently or recently (last 90 days prior to screening) taking medication used for weight management (i.e., orlistat, lorcaserin,vi naltrexone-bupropion, liraglutide, phentermine, topiramate, benzphetamine, diethylpropion, phendimetrazine)
  • Currently or recently (within the past 14 days prior to screening) taking medication(s) known to impact appetite and/or weight (i.e., corticosteroids, excluding inhaled)

General Exclusions

  • Current, anticipated, or pending enrollment in another research study during this trial that could potentially affect participant safety and/or the study data/design as determined by the Principal Investigator and/or Study Physician.
  • Not planning to live in the area for the duration of this trial.
  • Surgery scheduled for the duration of the trial, except for minor surgical procedures, in opinion of the Principal Investigator and/or the Study Physician.
  • Unable to communicate (read, write, and speak) fluently in English.

Studieplan

Dette afsnit indeholder detaljer om studieplanen, herunder hvordan undersøgelsen er designet, og hvad undersøgelsen måler.

Hvordan er undersøgelsen tilrettelagt?

Design detaljer

  • Primært formål: Behandling
  • Tildeling: Randomiseret
  • Interventionel model: Parallel tildeling
  • Maskning: Firedobbelt

Våben og indgreb

Deltagergruppe / Arm
Intervention / Behandling
Placebo komparator: placebo

Participants who smoke >10 cigarettes/day will use 21 mg patches for the first 6 weeks, 14 mg patches during weeks 7 and 8, and 7 mg patches during weeks 9 and 10. Participants who smoke 5-10 cigarettes per day will use 14 mg patches for the first 6 weeks and 7 mg patches for weeks 7-10.

Participants will receive weekly, manual-based individual smoking cessation counseling. Counseling will be provided by master's level clinicians.

Non-active medication, self-administered

Eksperimentel: semaglutid

Semaglutide 2.4mg will be self-administered once a week under the surface of the skin and will be started at 0.24mg or 0.25mg once a week for 4 weeks; in 4-week intervals, the dose will be increased until a dose of 2.4mg is reached

Participants who smoke >10 cigarettes/day will use 21 mg patches for the first 6 weeks, 14 mg patches during weeks 7 and 8, and 7 mg patches during weeks 9 and 10. Participants who smoke 5-10 cigarettes per day will use 14 mg patches for the first 6 weeks and 7 mg patches for weeks 7-10.

Participants will receive weekly, manual-based individual smoking cessation counseling. Counseling will be provided by master's level clinicians.

Hvad måler undersøgelsen?

Primære resultatmål

Resultatmål
Tidsramme
Ændring i kropsvægtprocent
Tidsramme: Baseline til uge 28
Baseline til uge 28

Sekundære resultatmål

Resultatmål
Tidsramme
Ændring i kropsvægt målt i kilogram (kg)
Tidsramme: Baseline til uge 28
Baseline til uge 28
Ændring i kropsfedtmasse målt i kilogram (kg)
Tidsramme: Baseline til uge 28
Baseline til uge 28
Ændring i taljeomkreds målt i centimeter (cm)
Tidsramme: Baseline til uge 28
Baseline til uge 28

Samarbejdspartnere og efterforskere

Det er her, du vil finde personer og organisationer, der er involveret i denne undersøgelse.

Sponsor

Efterforskere

  • Ledende efterforsker: Luba Yammine, PhD, The University of Texas Health Science Center, Houston

Publikationer og nyttige links

Den person, der er ansvarlig for at indtaste oplysninger om undersøgelsen, leverer frivilligt disse publikationer. Disse kan handle om alt relateret til undersøgelsen.

Datoer for undersøgelser

Disse datoer sporer fremskridtene for indsendelser af undersøgelsesrekord og resumeresultater til ClinicalTrials.gov. Studieregistreringer og rapporterede resultater gennemgås af National Library of Medicine (NLM) for at sikre, at de opfylder specifikke kvalitetskontrolstandarder, før de offentliggøres på den offentlige hjemmeside.

Studer store datoer

Studiestart (Faktiske)

23. april 2024

Primær færdiggørelse (Anslået)

25. maj 2028

Studieafslutning (Anslået)

25. juni 2028

Datoer for studieregistrering

Først indsendt

7. december 2023

Først indsendt, der opfyldte QC-kriterier

7. december 2023

Først opslået (Faktiske)

18. december 2023

Opdateringer af undersøgelsesjournaler

Sidste opdatering sendt (Faktiske)

21. september 2026

Sidste opdatering indsendt, der opfyldte kvalitetskontrolkriterier

16. september 2026

Sidst verificeret

1. september 2026

Mere information

Begreber relateret til denne undersøgelse

Andre undersøgelses-id-numre

  • HSC-MS-23-0485

Plan for individuelle deltagerdata (IPD)

Planlægger du at dele individuelle deltagerdata (IPD)?

INGEN

Lægemiddel- og udstyrsoplysninger, undersøgelsesdokumenter

Studerer et amerikansk FDA-reguleret lægemiddelprodukt

Ja

Studerer et amerikansk FDA-reguleret enhedsprodukt

Ingen

produkt fremstillet i og eksporteret fra U.S.A.

Ingen

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 .