Abstract: Hypertension isa common cardiovascular disease and may induce many complications which are the major causes of human's death. It is essential to select the correct and reasonable therapeutic regimens for the prognosis of patients. A young patient suffering hypertensive crisis of unknown origin were given pharmaceutical cares and educations by clinical pharmacists. Monitoring points of pharmaceutical care included tracking the treatment process; monitoring the adverse drug reactions; selecting the reasonable diagnostic method and therapeutic regimen before evaluating the value of aldosterone to rennin ratio (ARR). Clinical pharmacists provided medication education and clinical follow-up for the patient according to the monitoring Results . With the efforts of clinical pharmacists, medication compliance of this patient was improved and safety and efficiency of drugs use was ensured. In the treatment process, clinical pharmacists were playing the unique role.

Key words: secondary hypertension, hypertensive crisis, clinical pharmacists