Hypertension is a prevalent cardiovascular condition that has been identified as a key risk factor for congestive heart failure, ischemic heart disease, chronic renal failure, and stroke. The primary goal of this study is to assess antihypertensive drug prescribing practices in patients who were prescribed antihypertensive drugs in a tertiary care hospital. Study design: retrospective study. Study location: govt hospital, dharmapuri, patient department of general medicine. Duration of study: 6 months (july 2021- dec-2021) population of the study: 350 patients previous records are included in the study materials. Who prescribing indicators jnc-8 therapy algorithm micromedex is a database of medical information. Naranjo's scale of causality evaluation who modified hartwig and seigel scale essential medicine list study criteria: inclusion criteria: the study included patients of either gender who were under the age of 20 years old, had hypertension, and were provided antihypertensive medicines while hospitalised in the general medicine department. A retrospective study was conducted with the consent of the padmavathi college of pharmacy's institutional review board in dharmapuri, tamil nadu, india. This study concluded that most (96.49%) of the prescriptions were complied with recommended jnc-8 guidelines. Although prescribing pattern of antihypertensive medications showed adherence to the recommended guidelines, blood pressure control amongst hypertensive patients was not satisfactory. Hence more efforts should be geared by health care professionals towards better blood pressure control. Further studies are needed from time to time in large scale to improve the prescribing pattern in hypertension