About this trial
BSAFE is a randomized trial of a repeated-dose brief intervention to reduce overdose and risk behaviors among people who use stimulants who may have unintentional fentanyl use (UFU). It includes an established overdose education curriculum within an Informational-Motivation-Behavior (IMB) model. This study will test the efficacy of BSAFE vs attention-control.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Aged 18 years or older,
Reports intentional cocaine or methamphetamine use ≥7 of past 30 days,
Urine positive for cocaine or methamphetamine and negative for opioids/fentanyl prior to enrollment
Be able to provide the names of at least 2 persons who can consistently locate their whereabouts.
Disqualifiers
Reports past 30-day intentional use of any opioid or ongoing use of an opioid antagonist (e.g., naltrexone)
Intends to leave area in coming year,
Unable to communicate in English or Spanish,
Any other condition that, in the PI's judgment, interferes with safe study participation or adherence to study procedures.
Trial design
Parallel
Treatments tested in this trial
BSAFE Intervention
BehavioralThe intervention will include counseling sessions, reminder safety text messages, and linkage to care.
Attention control
BehavioralAttention control (videos)
Treatment groups
Trial outcomes
Primary outcomes
Incidence of opioid overdose due to unintentional fentanyl use
Incidence of overdose will be measured by a composite measure of non-fatal and fatal overdose count collected by blinded assessors from Timeline Follow-Back (TLFB) every 4 months and vital record linkage for overdose fatalities.
Incidence of unintentional fentanyl use
Incidence of biomarker-confirmed unintentional fentanyl use, as determined by hair sampling for fentanyl and related analogues collected every 4 months.
Secondary outcomes
Self-reported intentional opioid use
Self-report of fentanyl use and intentionality utilizing TimeLine Follow Back conducted at visits every 4 months.
Fentanyl positive urine
Proportion of fentanyl-positive urine drug screen results, as measured at study visits every 4 months.
Overdose resulting in Emergency Department presentation
Proportion of emergency room presentation for opioid overdose confirmed by electronic health record.
Use of overdose prevention strategies
Proportion of use of overdose prevention strategies, measured by self-report at each study visit every 4 months.
Sponsors and contacts
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San Francisco Department of Public Health
Lead sponsor
University of California, San Francisco
Collaborator