Medication adherence refers to whether a patient takes medication according to the frequency prescribed, or continues to take a prescribed medication. Inadequate adherence to medication may cause alterations in risk-benefit ratios, resulting in reduced benefits, increased risks or both, and is significantly associated with adverse clinical outcomes and higher healthcare costs. | Improving medication adherence with adjuvant aromatase inhibitor in women with breast cancer Study protocol of a randomised controlled trial to evaluate the effect of short message service SMS reminder
