Lean management in healthcare is a complex set of principles that constantly improves daily activities in hospitals and healthcare organizations while lowering the level of waste and maintaining patient satisfaction (Weiss, 2014). The main aim of the paper is to improve the process of medicines delivery to discharged patients through identification of the waste in the process by implementing lean approach. The first step was to familiarize with the processes which are used in Gemba walk and the second onewas to detect the current situation on individual observation and group interview. Ishikawa diagram and The 7 Wastes principle were applied for determination of main causes of the problem. On the basis of depth analysis, proposals for improvement were proposed. Evaluation of the results can be found in the final part of the paper.