Growing competition and market dynamics are some of the main features of modern economics so resources such as knowledge and human capital are increasingly emerging. The main aim of this paper is to examine the effects and consequences of innovations in pharmaceutical companies in Croatia, their advantages and disadvantages, the importance of innovation as key drivers of the business, problems they encounter when introducing innovations regarding acceptance and adaptation to new changes in the company. For the purpose of data collection, interviews were conducted with representatives of companies that are performing leading functions and therefore they provided insight into the main differences that make these companies stand out among the ...