Patients aged ≥ 18 years, male and female who are willing to be respondents.

Patients diagnosed with hypertension or currently taking ≥ 1 antihypertensive drug.

Hypertension patients who carry out routine control and receive anti-hypertensive drugs for at least 3 months at the Health Center.

Not illiterate and owns a smartphone.

Patients who are willing to participate in the study by signing an informed consent.

The Effectiveness of the Android Application as a Pharmaceutical Education Tool in Hypertensive Patients