The document analyzes the profile of hypertensive patients in the city of Fernandópolis, Brazil who use antihypertensive medications listed in the National List of Essential Medicines 2010, through a questionnaire applied to 100 patients across four basic health units. It aims to observe the quality of life of hypertensive patients using these medications and analyze preventive measures and aids to control blood pressure in patients registered in the Family Health Strategy at municipal health units.