About this trial
The purpose of this research study is to find out if semaglutide is safe and well tolerated in adults with cocaine use disorder who do and do not have human immunodeficiency virus (HIV). Participants will complete a screening process and if you are able to participate, you will be assigned to one of two treatment groups: semaglutide or placebo.
Participants will:
* Visit the clinic once a week for semaglutide or placebo injections * Visit the clinic once every two weeks for labwork, assessments and/or surveys * If consented to optional MRI's, complete two MRI's
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
At least 18 years old
Meet criteria for CUD according to the Diagnostic and Statistical Manual Version 5
Used cocaine at least 7 out of the past 14 days
Body Mass Index between 20 - 50 kg/m2
Disqualifiers
Triglycerides > 500 mg/dL
History of gall bladder disease
Personal or family history of medullary thyroid carcinoma, or patients with a history of Multiple Endocrine Neoplasia syndrome type 2 (MEN 2)
History of diabetic retinopathy
Trial design
Parallel
Treatments tested in this trial
Semaglutide
DrugThe initial dose will be semaglutide 0.25mg which, if tolerated, will be escalated to 0.5mg. Escalation will continue to 1.0 mg and afterwards to 2.0 mg. The highest possible dose will be 2.0mg semaglutide.
Placebo
DrugPatients randomized to placebo arm will receive placebo injection every week.
Treatment groups
Trial outcomes
Primary outcomes
Safety of semaglutide in patients with cocaine use disorder (CUD) with and without HIV
Number of Grade 3 and 4 adverse effects reported by patients at any time after Day 0
Tolerability of semaglutide in patients with cocaine use disorder (CUD) with and without HIV
Dose of semaglutide the patient tolerates regardless of the presence of adverse effects
Secondary outcomes
Determine if semaglutide improves cocaine use frequency in people with CUD with and without HIV
Change from baseline to highest tolerated semaglutide or placebo dose in cocaine use frequency via timeline followback method. The higher the frequency of cocaine use, the worse the outcome.
Determine if semaglutide reduces cocaine use in people with CUD with and without HIV
Change from baseline to highest tolerated semaglutide or placebo dose of mean dollar-amount patients spent on cocaine during the past 7 days. The higher the amount, the worse the outcome.
Determine if semaglutide reduces cocaine use in people with CUD with and without HIV
Change from baseline to highest tolerated semaglutide or placebo dose in presence of cocaine metabolite detected on urine drug-screen results.
Determine if semaglutide reduces cocaine craving for people with CUD with and without HIV
Change from baseline to highest tolerated semaglutide or placebo dose in score on Cocaine Craving Questionnaire Brief (CCQ-Brief). Minimum score= 8 (minimal craving). Maximum score= 56 (extreme craving). The higher the score, the worse the outcome.
Sponsors and contacts
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University of Maryland, Baltimore
Lead sponsor
National Institutes of Health (NIH)
Collaborator