A43were used. Of these, 27 studies used telephone and text reminders. Four used educational materials and books while another four used blister packing. Three studies used interactive voice response system, two studies used letters and faxes, and another two studies used pill boxes. Improvement in medication adherence was found in all studies. The largest change in medication adherence was observed through the use of telephone and text reminders. CONCLUSIONS: Medication adherence is a problem that pharmacists are addressing through health care reform legislation. It's important for pharmacists/researchers to educate about effective adherence tools in order to improve quality of care to patients and society.