Introduction: Evidence suggests that ˃50% of heart disease patients do not adhere to treatment. This means half of the 370 million prescriptions dispensed for cardiovascular diseases (CVD) in the UK yearly, are wasted [1]. ...

Summary: An objective means of assessing medication adherence is needed to enable patients get the maximum therapeutic benefits from their medication. A bioanalytical assay using dried blood spot (DBS) and volumetric ...