Most of the modern medicines have the same problem i.e. they cause drowsiness. You need to first know whether you have low BP Or high BP. The symptoms of both are quite distinctive for example if you have low BP you will frequently feel giddiness in case of high BP an increase in palpitation is most prominent.
To Manage low BP Naturally drink a glassfull of carrot juice.
To Manage high BP Naturally drink a glassfull of beetroot juice.