Once the drug candidate has shown promise, the next step is process development. Here, chemists focus on creating a scalable synthesis pathway for the API. This involves optimizing reaction conditions, selecting appropriate reagents and solvents, and determining the most efficient methodology for ensuring a high yield of the active ingredient. During this stage, companies also consider the environmental impact of their processes and the feasibility of producing the API on a larger scale.
Moreover, the rise of personalized medicine and targeted therapies has necessitated the development of more complex and specialized APIs. These advancements come with unique challenges in terms of manufacturing processes and regulatory compliance. The increasing demand for innovative therapies prompts pharmaceutical companies to engage in continuous research to discover novel APIs or improve existing ones.