TY - JOUR TI - The Relationship Between Knowledge and Medication Adherence Among Hypertensive Patients at the Elderly Posbindu in Ulatan Village, Palasa District, Parigi Moutong Regency PY - %2026/%01/%31 Y2 - %2026/%10/%20 JF - Jurnal Medical Laboratory JA - MedLab VL - 5 IS - 1 SE - Articles DO - 10.57213/medlab.v5i1.505 UR - https://doi.org/10.57213/medlab.v5i1.505 SP - 423-436 AB - Hypertension or high blood pressure is a serious health problem that can increase the risk of heart and blood vessel diseases, which are the leading causes of death. Elderly individuals are more vulnerable to hypertension due to the aging process and decreased physical activity. This study aims to understand the relationship between knowledge and adherence to taking antihypertensive medication at the elderly Posbindu in Ulatan Village, Palasa District, Parigi Moutong Regency. This study used a correlational analytic design with a cross-sectional approach. The sample consisted of 56 elderly individuals at Posbindu 1 and 2 selected proportionally. A questionnaire was used to determine the relationship between knowledge and medication adherence. Data analysis was conducted using the chi-square test to determine the relationship between the two variables. The results of the study conducted on 56 respondents showed that 53.6% of the elderly had low knowledge and 73.2% had low medication adherence. Statistical analysis obtained a value of (p < 0.000), indicating a significant relationship between knowledge and medication adherence (p < 0.05). This study concludes that an increase in the level of knowledge has a positive impact on adherence to taking antihypertensive medication among the elderly at the Elderly Posbindu in Ulatan Village, Palasa District, Parigi Moutong Regency. Elderly individuals are advised to be more disciplined in taking antihypertensive medication according to the recommendations of health workers, because adherence to treatment can help prevent complications due to hypertension. ER -