Phone app boosts HIV treatment in men using stimulants
NCT ID NCT05140876
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested a smartphone app called START to help men with HIV who use stimulants like methamphetamine take their medication regularly. The goal was to lower their viral load and improve health. The app provided support and reminders, and the study measured how well it worked in 286 participants.
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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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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286 people
The number who actually took part.
- Started
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Jun 2022
- Finished
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Jul 2025
- 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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Male participants only
- 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.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
1. Assigned male at birth; 2. Identifies as male; 3. Age 18 or older; 4. Reads and speaks English; 5. Continental US residency; 6. Reports ever having had anal sex with a man; 7. Self-reported HIV diagnosis for 3 or more months and currently taking anti-retroviral therapy (ART) 8. Reports a detectable viral load during past year OR no viral load test in the past 10+ months OR reports \< 90% adherence to ART; 9. Screens positive for a moderate or severe stimulant use disorder in the past 3 months with an abbreviated version of the National Institute on Drug Abuse (NIDA)-modified Alcohol, Smoking and Substance. Involvement Screening Test (ASSIST); 10. Has an iPhone or Android smartphone; 11. Is willing to participate in an mHealth intervention Exclusion Criteria: 1. HIV-negative or never tested for HIV; 2. HIV-positive men without a current ART prescription; 3. Does not return a viable DBS specimen at baseline for viral load testing 4. Not a sexual minority man
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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.
Contacts and locations
Locations
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Florida International University
Miami, Florida, 33199, United States
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Other studies related to the condition(s) this trial covers.
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