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New app aims to help HIV patients kick the habit

NCT ID NCT05886621

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This pilot study tested a smartphone app called SiS-H, designed to help people with HIV quit smoking. 66 participants were randomly assigned to use either SiS-H or a standard quit guide app. The study measured how often people used the app and how acceptable it was, rather than directly measuring quit rates.

What this could mean

Our plain-language read of the trial. This is informational only, not medical advice or a prediction.

Active substance
smartphone app (SiS-H) for smoking cessation
What this could lead to
If successful, this app could provide a convenient, effective tool to help people with HIV quit smoking, improving their overall health.
What could go wrong
This is a small pilot study with only 66 participants, focused on feasibility and app usage, not on actual quit rates. The app may not be more effective than existing free options.

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

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

66 people

The number who actually took part.

Started

Nov 2023

Finished

Jul 2025

Lead sponsor

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

18 years and older

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * 18+ years of age * current smoker, who has smoked at least 100 cigarettes lifetime, and smokes at least weekly * HIV positive, by self-report * currently engaged in HIV clinical care (i.e., saw an HIV care provider within the last year) * willing to let study staff look at medical record to extract HIV-relevant information (e.g., CD4 T cell count) * willing to make a quit attempt as part of this study * willing to give permission to study staff to look at app usage for the assigned smoking cessation app * willing and able to comply with study procedures Exclusion Criteria: * does not own a smartphone * does not have daily access to the owned smartphone

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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

  • Behavioral Medicine Program (BMED)

    Boston, Massachusetts, 02114, United States

More trials for these conditions

Other studies related to the condition(s) this trial covers.