Objective(s): This study aims to assess psychological factors including stress, depression, and anxiety, and their relationship to suicidal behavior among alcohol and drug addicts. Methodology: A quantitative descriptive-analytic study using an assessment approach with questionnaire items is conducted to explore Suicidal behavior and related factors among Alcohol and Drug Addicts for the periods of 5.11.2021 to 10.5.2022. Participants were informed that their participation was voluntary in the study. The purpose and the benefits of the study were explained by the researcher. After they agreed to participate in the study, an anonymous questionnaire was published for the patients to participate in the present study. A convenient sample of (N=100) alcohol and drug-addicted males are selected through the use of a convenient, non-probability sampling approach. The study sample is distributed at IbnRushed psychiatric hospital, department of substance abuse (In-patient wards and consultancy department).