Tirzepatid för behandling av cannabisanvändningsstörning
Tirzepatide för behandling av cannabisanvändningsstörning: En pilotstudie med dubbelblind, placebokontrollerad, korsväxlingsdesign
This is a pilot randomized cross-over trial to examine the effects of tirzepatide on cue-reactivity among individuals with cannabis use disorder.
Studieöversikt
Status
Status
Betingelser
Betingelser
Intervention / Behandling
Intervention / Behandling
Detaljerad beskrivning
This is a pilot randomized cross-over trial to examine the effects of tirzepatide on cue-reactivity among individuals with cannabis use disorder. Eligible participants will be scheduled in random order to receive either tirzepatide or placebo injection in double-blind fashion and cross-over design. Outcomes will be assessed at the following study visit. Washout period of at least 4 weeks will be required between tirzepatide or placebo injections. Primary outcome of interest is cue-induced craving to cannabis-related visual cues.
Studietyp
Studietyp
Inskrivning (Beräknad)
Inskrivning
Fas
Fas
- Fas 2
Kontakter och platser
Studiekontakt
Studiekontakt
- Namn: Mary R Shen, MD
- Telefonnummer: 6177325752
- E-post: mshen4@bwh.harvard.edu
Deltagandekriterier
Urvalskriterier
Urvalskriterier
Åldrar som är berättigade till studier
Tar emot friska volontärer
Kön som är behöriga för studier
Beskrivning
Inclusion Criteria:
- English speaking adults aged 18 and above
- Diagnosed with DSM-5 cannabis use disorder, severe
Exclusion Criteria:
- Active psychosis, active suicidality or homicidality or any psychiatric condition that impair ability to provide informed consent
- Any current or lifetime diagnosis of eating disorders including anorexia, bulimia, binge eating or
- Comorbid substance use disorder
- BMI<21 kg/m2
- Current or lifetime diagnosis of Type 1 or Type 2 diabetes
- Personal or family history of medullary thyroid carcinoma or multiple endocrine neoplasia syndrome type 2
- Use of any glucagon-like peptide -1 agonist medications in the prior 3 months
- Anticipating receipt of any glucagon-like peptide-1 agonist medications during the trial
- Current hypoglycemia as indicated by a blood sugar level of <71 mg/dL measured at baseline visit, as well as visits 2 and 4.
- Untreated cholelithiasis or gallbladder disease
- History of acute myocardial infarction, cerebrovascular accident (stroke), unstable angina, or congestive heart failure in the last 90 days
- Systolic blood pressure persistently above 160 mmHg or diastolic blood pressure persistently above 100 mmHg during screening
- History of inflammatory bowel disease, bariatric surgery, pancreatitis, diabetic gastroparesis, or non-arteritic anterior ischemic optic neuropathy
- Liver function test greater than 3 times upper normal limit
- Renal impairment as indicated by estimated glomerular filtration rate (eGFR) of <30
- History of hypersensitivity or allergy to tirzepatide
- Pregnant or breastfeeding
- Individuals taking glucagon-like peptide-1 agonists or other weight loss drugs.
- Anticipated to participate in a concurrent drug trial
- Any other reason or clinical condition that the investigators judge may interfere with study participation and/or be unsafe for a participant
Studieplan
Hur är studien utformad?
Designdetaljer
- Primärt syfte: Behandling
- Tilldelning: Randomiserad
- Interventionsmodell: Crossover tilldelning
- Maskning: Fyrdubbla
Antal vapen
Vapen och interventioner
Deltagargrupp / ArmDeltagargrupp / Arm |
Intervention / BehandlingIntervention / Behandling |
|---|---|
|
Experimentell: tirzepatide
2.5mg subcutaneous injection once |
2.5mg subcutaneous injection once |
|
Placebo-jämförare: placebo
matching placebo subcutaneous injection once |
Saline placebo subcutaneous injection once |
Vad mäter studien?
Primära resultatmått
Primära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
|---|---|---|
|
Cue-Induced Craving
Tidsram: 5 weeks
|
Craving scores will be assessed using a cue-reactivity paradigm in which participants are exposed to cannabis]-related cues. Scores range from 0 to 30, with higher scores indicating greater craving intensity. |
5 weeks
|
Sekundära resultatmått
Sekundära resultatmått
Resultatmått |
Åtgärdsbeskrivning |
Tidsram |
|---|---|---|
|
Serious adverse event
Tidsram: 5 weeks
|
Incidence of serious adverse events |
5 weeks
|
|
Cravings
Tidsram: 5 weeks
|
Cannabis craving scale using the 12-item questionnaire, each item scored on a 1-7 sale. Higher scores (either average or summed) indicates stronger cravings. |
5 weeks
|
|
Abstinence
Tidsram: 5 weeks
|
Percent days abstinent from cannabis |
5 weeks
|
|
Weight
Tidsram: 5 weeks
|
Weight |
5 weeks
|
|
Blood sugar
Tidsram: 5 weeks
|
Blood glucose |
5 weeks
|
|
Hemoglobin A1c
Tidsram: 5 weeks
|
Hemoglobin A1c |
5 weeks
|
|
Depression severity as measured by the Patient Health Questionnaire-8 (PHQ-8)
Tidsram: 5 weeks
|
Depression severity as measured by the Patient Health Questionnaire-8 (PHQ-8). The PHQ-8 assesses depression severity over the past two weeks. Total scores range from 0 to 24, with higher scores indicating greater depression severity (worse outcome). Score interpretation: 0-4 (none), 5-9 (mild), 10-14 (moderate), 15-19 (moderately severe), 20-24 (severe depression). |
5 weeks
|
|
Anxiety severity as measured by the Generalized Anxiety Disorder-7 scale (GAD-7)
Tidsram: 5 weeks
|
The GAD-7 assesses anxiety symptom severity over the past two weeks. Total scores range from 0 to 21, with higher scores indicating greater anxiety severity (worse outcome). Score interpretation: 0-4 (minimal anxiety), 5-9 (mild), 10-14 (moderate), 15-21 (severe anxiety). |
5 weeks
|
|
Suicidality as measured by the C-SSRS (Columbia-Suicide Severity Rating Scale)
Tidsram: 5 weeks
|
The C-SSRS assesses the presence and severity of suicidal ideation and behavior. Suicidal ideation severity scores range from 0 to 5 (0=no ideation, 1=wish to be dead, 2=non-specific active suicidal thoughts, 3=active suicidal ideation with methods, 4=suicidal intent, 5=suicidal intent with plan), with higher scores indicating greater severity (worse outcome). The scale also captures suicidal behavior as binary yes/no responses. |
5 weeks
|
Samarbetspartners och utredare
Sponsor
Sponsor
Utredare
Utredare
- Huvudutredare: Joji Suzuki, Brigham and Women's Hospital
Studieavstämningsdatum
Studera stora datum
Studiestart (Beräknad)
Studiestart
Primärt slutförande (Beräknad)
Primärt slutförande
Avslutad studie (Beräknad)
Avslutad studie
Studieregistreringsdatum
Först inskickad
Först inskickad
Först inskickad som uppfyllde QC-kriterierna
Först inskickad som uppfyllde QC-kriterierna
Första postat (Faktisk)
Första postat
Uppdateringar av studier
Senaste uppdatering publicerad (Faktisk)
Senaste uppdatering publicerad
Senaste inskickade uppdateringen som uppfyllde QC-kriterierna
Senaste inskickade uppdateringen som uppfyllde QC-kriterierna
Senast verifierad
Senast verifierad
Mer information
Termer relaterade till denna studie
Nyckelord
Ytterligare relevanta MeSH-villkor
Andra studie-ID-nummer
Andra studie-ID-nummer
- 2025P002984
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Planerar du att dela individuella deltagardata (IPD)?
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