Raphael Sanches Pereira, B.Sc. Pharmacist-Biochemist. Manager of the Office of Quality Evaluation for Small Molecules (GQMED/GGMED/ANVISA), responsible for quality evaluation of synthetic and some semi-synthetic drugs. Former quality reviewer for post-approval changes at ANVISA, also worked at the Directory for Authorizations and Registrations (DIARE/ANVISA) and as General-Manager of Drugs an Biologicals (GGMED/ANVISA). Before joining ANVISA, Raphael worked as expert for analytical method development and validation of HPLC methods for impurities and degradation products, at a Brazilian pharmaceutical industry.