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A Chatbot to Reduce Chemsex and HIV-related Risk Behaviors Among Men Who Have Sex With Men

NCT07472582 · Status: NOT_YET_RECRUITING · Phase: NA · Type: INTERVENTIONAL · Enrollment: 100

Last updated 2026-03-16

No results posted yet for this study

Summary

The goal of this clinical trial is to investigate whether receiving chatbot-delivered stage-of-change-tailored online interventions is effective in reducing chemsex among men who have sex with men in Hong Kong. The main question it aims to answer is:

Does chatbot-delivered stage-of-changed online interventions reduce chemsex among men who have sex with men

Eligible participants will be randomly assigned to either the intervention or the control group. The control group will watch one online video introducing chemsex-related knowledge and harm reduction skills per week for 12 weeks. On top of the interventions received by the control group, participants in the intervention group will have access to a chatbot during the 12-week intervention period. The chatbot will deliver 12 weekly episodes of interventions tailored to once's current stage-of-change related to chemsex. The chatbot will also address questions related to chemsex during the intervention period.

Conditions

  • Behavior

Interventions

BEHAVIORAL

Chatbot-delivered online interventions and online videos

Participants will watch one online video introducing chemsex-related knowledge and harm reduction skills per week for 12 weeks. The chatbot will deliver 12 weekly episodes of interventions tailored to once's current stage-of-change related to chemsex. The chatbot will also address questions related to chemsex during the intervention period.

BEHAVIORAL

Online videos only

Participants will watch one online video introducing chemsex-related knowledge and harm reduction skills per week for 12 weeks.

Sponsors & Collaborators

  • Chinese University of Hong Kong

    lead OTHER

Study Design

Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
SINGLE
Model
PARALLEL

Eligibility

Min Age
18 Years
Sex
MALE
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2026-04-01
Primary Completion
2027-03-31
Completion
2027-03-31

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Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT07472582 on ClinicalTrials.gov