Background and aims: Suicide in students is one of the most unfortunate events. Suicidal thoughts as self-reported thoughts are identified from a range of a vague willing for men to a total Map of suicide. One of the main methods of suicide prevention is to identify people who have thoughts of suicide One of the most important ways to prevent suicide is to identify individuals who have suicidal thoughts. The aim of this study was to investigate the prevalence rate of suicidal thoughts and its related factors among the students of Isfahan University of Medical Sciences, 2014-2015.

Methods: In this cross- sectional study, 1000 students from Isfahan University of Medical Sciences were selected stratified randomly. The prevalence of suicidal thoughts and its related factors among the students were determined using Inter-cultural and SF36 questionnaires. Data were analyzed using K₂ and independent t- test and logistic regression.

Results: The lifetime, annual, and point prevalence of suicidal ideation among college students was 29.7%, 15% and 6.2%, respectively. A significant relationship was observed between age, gender, marital status, residential area, level of religious obligations, public health, attitudes toward suicide, justification of suicidal thoughts, and having suicidal thoughts (P<0.05). Suicidal thoughts among men and single students were more than these thoughts in women and marital students.

Conclusion: This study indicated a high prevalence rate of suicidal thoughts among the university students. Regarding to suicide thoughts can produce a background for suicide procedures, so, it could prevent by representing optimal services of mental health and regular periodical screening about these thoughts and mental disorders to reduce this social problem among students.