Aim. The issue of the use of psychoactive substances has a considerable representation in Polish scientific achievements, especially in the past 30 years. However, there are still no publications on the so-called specific groups that create, among others problem users of one substance - opioids. In this article, it was decided to outline the personality profile of opioid addicts in terms of the relationship between selected personality traits and social competences. Knowing the indicated factors plays a significant role not only in the process of therapy and social rehabilitation. In the early phase of diagnosis, it consists in planning a positive change; later it allows the planning of the process of change in such a way as to prevent relapse of the disease. Methods. The study used standardized psychological tests (EPQ-R and KKS) and a short questionnaire. A non-probabilistic sample selection was used. The study involved 50 opioid addicts participating in a substitution therapy program. Results. Research has shown that neurotic people declare greater problems in situations requiring intimacy with another person. Research provides conclusions for therapeutic and social rehabilitation practice. In these programs, it is worth taking into account such forms of work that enable the beneficiaries to exercise self-confidence and openness, as well as non-verbal ways of expressing feelings that take into account creative expression. Social competences in terms of intimacy and closeness can be strengthened through various forms of therapy, including drama, skills training, and workshops, additionally involving families of addicts.