This is absolutely true and highly recommendable. Each possible career is developed through work that is conducted within a specific environment, some may be more physically inclined and social in nature, others may be more mentally inclined and could involve solitude and silence. So, before choosing a career, it is wise to analyze in what kind of environment your will most likely work so that your career choice is as satisfying as your own personal preferences, skills, and abilities demand.
It is Compound Medication because in the inquiry it states " prescribed some pills" which means that there may be more than 2 pills being taken at the moment. Also it is also to create a medication tailored to the needs of an individual patient.