The text of the book refers to a study conducted in the primary care network of the city of Boa Vista-RR. Compreende a prevalência da adesão ao tratamento medicamentoso entre pacientes diabéticos e seus fatores condicionantes. In addition to intervention strategies to improve treatment adherence. We hope to contribute to new studies of this nature, considering that Diabetes is a chronic disease, of silent nature and that presents itself in increasing estimates of cause of death.