This research explores monopolistic behavior and anti-monopoly strategies within the soft drinks industry, focusing on a comparative analysis of Coca-Cola and Pepsi. The study highlights how duopoly dynamics impact pricing and competitiveness in the market. It delves into historical competition between these industry giants, particularly during World War II, shedding light on Coca-Colas strategic dominance. The paper emphasizes the influence of brand promotion on pricing, revealing the potential for higher costs in the industry. Additionally, it underscores the significance of examining the effects of duopoly on cola drink prices for antitrust considerations. The research offers practical suggestions to address these challenges. Recommendations include fostering product innovation, building strong brands, establishing strategic partnerships, implementing pricing strategies, and emphasizing cost control. These measures aim to enhance overall industry pricing and competitiveness. Moreover, the study addresses the difficulties newcomers face entering the soft drinks industry and suggests policy incentives, collaborative efforts, engagement with industry associations, and regional focus as solutions to mitigate barriers to entry. Lastly, the research advocates for regulatory oversight, competition promotion, consumer education, price transparency, diversified supply chains, and support for collaboration and innovation to safeguard consumer interests. These measures aim to maintain a fair and diverse soft drinks market.