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RECRUITING
NCT05378399
PHASE3

SmartSteps: A Context-Aware, PrEP Adherence Intervention for Individuals With Substance Use Disorder

Sponsor: Brigham and Women's Hospital

View on ClinicalTrials.gov

Summary

This is a single-arm, observational study of HIV-negative MSM with substance use disorder. Those who meet pre-screening criteria will attend a Screening Visit (Visit 1), where the informed consent process will be conducted and study eligibility will be confirmed. Eligible participants will attend three additional visits over the course of the study - the Enrollment Visit (Visit 2), Month 1 Visit (Visit 3), and Month 2 Visit (Visit 4). Participants will take one PrEP digital pill per day, for 60 days total, while using the digital pill system (DPS) and Beiwe, a digital phenotyping app. On nonadherent days, participants will receive brief surveys prompting them to report the reasons for their missed dose, as well as their engagement in substance use and sexual activity. Timeline followback will be conducted at the Month 1 and Month 2 Visits to understand the context of any nonadherence. Qualitative user experience exit interviews and dried blood spots (DBS) will be conducted at the Month 2 Visit.

Official title: SmartSteps: A Context-Aware, Pre-Exposure Prophylaxis Adherence Intervention for Individuals With Substance Use Disorder

Key Details

Gender

MALE

Age Range

18 Years - Any

Study Type

INTERVENTIONAL

Enrollment

40

Start Date

2022-12-20

Completion Date

2026-03-31

Last Updated

2025-04-16

Healthy Volunteers

No

Interventions

DRUG

Descovy or Truvada

Descovy or Truvada prescribed with digital pills for PrEP

DEVICE

ID-Cap System

Digital pills overencapsulating Descovy or Truvada for PrEP

DEVICE

Beiwe

Digital phenotyping app

Locations (1)

Fenway Health

Boston, Massachusetts, United States