New study aims to boost HIV prevention in people who inject drugs
NCT ID NCT05669534
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tests four different approaches to help people who inject drugs remember and stick with their daily HIV prevention pill (PrEP). Researchers will enroll 256 adults who are newly on medication for opioid use disorder and have started PrEP. The goal is to see which methods work best to keep participants HIV-free.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Phase 4
Runs after approval, following long-term safety and how well the treatment works in everyday use.
- Participants
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About 256 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Mar 2023
- Expected to finish
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Jan 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * being 18 years or older * meeting DSM-V criteria for opioid dependence and being newly prescribed and adherent to Medication for Opioid Use Disorder (e.g., methadone, buprenorphine) at the APT Foundation, Inc. * showing mild cognitive impairment based on the Montreal Cognitive Assessment (MoCA) screening * having initiated Pre-Exposure Prophylaxis (PrEP) within the past week * confirming HIV-negative status through proof of PrEP prescription * reporting unsafe injection drug use practices or unprotected sex within the past 3 months * having a cell phone * being able to read and understand in English Exclusion Criteria: * unable to provide consent * actively suicidal * actively homicidal * actively psychotic * display MoCA scores suggestive of dementia
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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APT Foundation
RECRUITINGNew Haven, Connecticut, 06519, United States
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Other studies related to the condition(s) this trial covers.
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- Can local clinics keep more people with HIV in care?