553f5c59_cyclopedia___Kaiser_Permanente_n_medicines_that_are_monitored_Tests_you_may_have
[Examples] Angiotensin II receptor blockers Examples: Losartan Olmesartan Valsartan [What they do] These medicines lower blood pressure and help treat heart failure. [Why monitor them] They may affect how well your kidneys are working and the level of potassium in your body. [How often] At least once a year or as often as your doctor suggests [Tests you may have] 
Potassium (K) in blood Creatinine or blood urea nitrogen
Health-Encyclopedia - Kaiser Permanente