Doctors and nurses have always had large reference tomes that they refered to. List of medication side effects, dosing guidelines and so forth have been common

Doctors and nurses have always had large reference tomes that they refered to. List of medication side effects, dosing guidelines and so forth have been common throughout the industry almost since it's very inception. Indeed, there are books going back thousands of years across multiple cultures around the world that are just referenced guides for medical practitioners.