In recent years, achieving sustainable growth and increasing competitiveness has become one of the most important goals of companies, especially in knowledge-based industries such as the pharmaceutical industry. In this regard, corporate investments and attention to research and development activities are key factors in creating competitive advantage and strengthening growth opportunities for companies. By utilizing appropriate investments and developing research activities, pharmaceutical companies can provide the basis for innovation, product improvement, and ultimately increase their growth opportunities. The aim of the present study is to examine the effect of corporate investment and research and development costs on growth opportunities in pharmaceutical companies. This research is an applied research in terms of its nature and descriptive method and in terms of its purpose, and since in the present study the current status of the variables has been analyzed using information collection through past information, it is included in the category of descriptive and post-event studies. In the course of conducting this research, 2 hypotheses were formulated and 19 pharmaceutical companies were selected through systematic exclusion sampling for a 9-year period between 1392 and 1400. After collecting the data on the research variables, they were analyzed in Excel software using the statistical software Iviews. The results of the hypothesis test showed that corporate investment and research and development costs have a significant direct effect on growth opportunities in pharmaceutical companies.