Clinical Affairs can play a catalytic role at various steps of formulation development by providing inputs. Some ways they can contribute include estimating clinical study costs and designing clinical strategies during project planning, calculating drug requirements for studies during product development planning, communicating with regulators on dissolution methods and biowaivers, reviewing dissolution and pilot study data to decide on further formulation or biostudies, planning and monitoring pivotal biostudies, and assisting with regulatory dossier preparation and responses.