This comprehensive workbook helps readers become familiar with the structures and synthetic challenges associated with nearly 300 essential medicines and gain the skills needed for pharmaceutical development. Highlights nearly three hundred medicines on the latest World Health Organization (WHO) Model List of Essential Medicines and their manufacturing routesFeatures exercises that equip students with the skills necessary to solve similar real-world problemsIncludes a retrosynthetic analysis for each commodity chemical and supplies an extensive list of key journal and information sites and a library of reagents, solvents, and conditions for many common organic reactions