[Mental health in primary attention: needed constitution of competences]. / Saúde mental na atenção primária: necessária constituição de competências.

The family/people integrally attention is one of health services and professionals challenges, creating spaces for metal health in the primary level health attention. The aim of this study is to reflect about the constitution necessity of new knowledges/dones to the mental health at the primary attention, taking as perspective the competence referential. Essay developed since the historical assumptions ascertains that contextualize the Family Health Strategy and its interfaces with the psychosocial principles and some nurse background implications since the competence development theoretical intentions. We consider that reality transformation, with the health attention improvement asks for knowledges/dones constitution that attends to the psychosocial attention and the Unique Health System rules.