Concentration and Competition in the Pharmaceutical Sector in an Era of Challenges

In 2018, the Central Bureau of Statistics noted that pharmaceutical industry grew 7.36 percent and slowed by 5.59 during Covid-19 pandemic in 2020. Fluctuations growth sector before encouraged increased competition concentration. This study examines concentration businesses listed on Indonesia Stock Exchange from first quarter 2018 to third The method used this is a quantitative approach with ratio model (CR) Hirschman-Herfindahl index (HHI). calculation results show Kalbe Farma company controls over 65 market share, while 9 companies contest other 35 percent. KLBF most sustainable competitive advantage compared others; can be seen product differentiation, use technology, superior share 65.39%. addition, aspect competition, it shows was tight oligopoly scores 99.20 99.22. implications actors carry out our policies related price competition. Another procedure must constantly observe analyze actions making business decisions.