Self-care activities are learned as the mature individual, and are affected by cultural beliefs, habits, customs of the family and society. Effective practice of self-care plays an important role in keeping diabetes mellitus under control, both in prevention and during the disease. The objective of the study was to determine the self-care measures of patients with type 2 diabetes mellitus at the Regional Hospital of Huancavelica. Methods: a quantitative study was carried out, Descriptive level, with Non-experimental, Transectional, Descriptive design. The sample includes patients with type 2 diabetes mellitus (n = 60). For data collection, the survey technique was applied with the questionnaire instrument. The instrument developed by Amaya in 2017 was applied, which has a validity and reliability of 0.86% on self-care measures consisting of 20 questions. Applying by phone. Results: 65.0%...