During 2011-2012,75.6% of adults aged 18 years and over with hypertension were taking medication to lower their blood pressure, and 51.8% had their blood pressure under control. Non-Hispanic Asian adults with hypertension were less likely to be taking medication (65.2%) than were non-Hispanic black (77.4%) and non-Hispanic white (76.7%) adults with hypertension. No inequity was observed in controlled hypertension among adults in the different race and Hispanic ethnicity groups.
Source: cdc.gov