Regulatory approvals include any approvals by government or health authorities regarding any research that includes human subjects. Additional approvals will be necessary if the research involves the use of an FDA regulated product.Drug discovery is the process of finding new potential medications. It's a research process that involves identifying and developing a molecule that can produce a desired effect in a living organism.Drug discovery is a multidisciplinary field that involves biology, chemistry, and pharmacology. The process involves several stages that require a combination of computational and experimental approaches.