Comparative effects of methamphetamine, cannabis, and polysubstance use on oral health.

Introduction: This study aimed to compare the clinical oral health status of individuals with Methamphetamine (MA), Cannabis (THC), and Polysubstance (PS) use disorders to healthy controls, and assess the impact of substance type, usage duration, quantity, and oral health behaviors on dental health outcomes through comprehensive oral examinations.

Methods: This cross-sectional clinical study was conducted at İzmir Democracy University Buca Seyfi Demirsoy Education and Research Hospital between April 2024 and August 2024. A total of 190 individuals with substance use disorders (MA, THC, and PS users) and 91 healthy controls participated.