For bp was on a metoprolol 25 and rampril 2.5 combo. potassium level was high so took rampril off and went to amiodipine. bp changes a lot. ?

Nature of BP...: 59 y/o says, For BP on a Metoprolol 25 and Rampril 2.5 combo. Potassium level was high so took Rampril off and went to Amlodopine. BP changes a lot. ? It's nature of BP to Vary depending on Environment/Pre-existing conditions/current Stresses... Best to continue monitoring BP with one's PCP or Cardiologist until clinically tolerable class and dosage of appropriate BP Medications are attained