<prompt> Centrally acting sympatholytic agent used as anti hypeensive agent is:PropanololMoxonidinePrazosinPhenoxybenzamine  <response>: Clonidine, moxonidine,relminidine are centrally acting antihypeensives They cross the blood-brain barrier and stimulates alpha2A receptors in vasomotor Centre and decreases sympathetic outflow from VMC. This lead to a decrease in blood pressure. REF: ESSENTIALs OF MEDICAL PHARMACOLOGY-K.D TRIPATHI 8th Edition 