Artificial intelligence is reshaping the pharmaceutical industry by improving how new medicines are discovered and developed. Traditional drug discovery often requires years of research, extensive testing, and significant financial investment. AI technologies can analyze vast amounts of biological and chemical data, helping researchers identify promising drug candidates more efficiently. These tools support faster decision making, improve prediction accuracy, and enhance the understanding of complex diseases. As computing power and data availability continue to grow, AI is becoming an important part of modern pharmaceutical research. Understanding these advancements provides insight into the future of healthcare innovation and treatment development.