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RECRUITINGOBSERVATIONAL

Host Led Harm Reduction Approach Among Men Who Have Sex With Men Who Engaged in Chemsex in Bangkok, Thailand: A Pre-Implementation Study

Important: This information is not medical advice. Talk to your doctor about whether a clinical trial is right for you.

About This Trial

This study evaluates the pre-implementation phase of a host-led harm reduction model for men who have sex with men (MSM) engaging in chemsex in Bangkok, Thailand, focusing on understanding harms, contexts, and needs to develop a tailored intervention.

Who May Be Eligible (Plain English)

Who May Qualify: - MSM aged ≥18 years - Able to communicate in Thai - Specific by group: - Chemsex hosts: hosted ≥2 times in past 6 months - Chemsex guests: attended ≥2 times in past 6 months - CSO / hospital / police staff: working ≥3 months in related roles - Provide willing to sign a consent form Who Should NOT Join This Trial: • Unable to provide willing to sign a consent form (e.g., under substance influence at consent) Always talk to your doctor about whether this trial is right for you.

Original Eligibility Criteria

View original clinical language
Inclusion Criteria: * MSM aged ≥18 years * Able to communicate in Thai * Specific by group: * Chemsex hosts: hosted ≥2 times in past 6 months * Chemsex guests: attended ≥2 times in past 6 months * CSO / hospital / police staff: working ≥3 months in related roles * Provide informed consent Exclusion Criteria: • Unable to provide informed consent (e.g., under substance influence at consent)

Treatments Being Tested

BEHAVIORAL

Self-administered questionnaire assessment

Participants (chemsex party hosts and guests) will complete structured self-administered questionnaires to assess: * Substance use patterns and related harms * Sexual health risks (e.g., condom use, HIV/STI testing, PrEP/ART adherence) * Mental health status using validated tools: * Patient Health Questionnaire-9 (PHQ-9) * Generalized Anxiety Disorder-7 (GAD-7) * Socio-legal harms including stigma and discrimination

BEHAVIORAL

Semi-structured in-depth interviews (IDIs)

All stakeholders will participate in semi-structured in-depth interviews: * Exploration phase: guided by EPIS framework * Preparation phase: guided by * Theoretical Domains Framework (TDF) (hosts \& guests) * Consolidated Framework for Implementation Research (CFIR) (organizational stakeholders) The interviews aim to: * Identify harms associated with chemsex * Explore current practices and contexts * Identify barriers and facilitators * Inform development and refinement of a harm reduction model

BEHAVIORAL

Development and refinement of harm reduction model

A novel four-pronged harm reduction model will be developed and refined based on quantitative and qualitative findings. Domains include: * Substance use harm reduction * Sexual health harm reduction * Mental health harm reduction * Socio-legal harm reduction

Locations (1)

Tangerine Clinic, Institute of HIV Research and Innovation
Pathum Wan, Bangkok, Thailand