An online resource based on Dr. Stephen M. Stahl’s (University of California San Diego, School of Medicine) books. Stahl’s Essential Psychopharmacology Online presents the fundamentals of psychopharmacology and includes the ability to search within Stahl’s Essential Psychopharmacology, Essential Neuropharmacology, the Essential Psychopharmacology Prescriber’s Guide plus a Prescriber’s Guide, illustrations and tables to download, drug interaction information, and more.