This review article examines the crucial roles that nurses and pharmacists play in promoting medication adherence among patients with chronic diseases. Medication adherence is a critical factor in the successful management of chronic conditions, yet many patients struggle to adhere to their prescribed treatment regimens. Nurses and pharmacists are uniquely positioned to address barriers to medication adherence through education, counseling, and ongoing support. This review explores the various strategies employed by nurses and pharmacists to improve medication adherence, including patient education, medication therapy management, and collaborative care approaches. Additionally, the article highlights the importance of interdisciplinary collaboration between nurses, pharmacists, and other healthcare providers in enhancing patient outcomes and reducing the burden of chronic diseases. By working together, nurses and pharmacists can help empower patients to take control of their health and adhere to their prescribed medications effectively.