pharmacist
A Technician.
A Director
A Taxidermist
Secretary of the meeting. Secretary of the Board Meeting
The staff of the hospital or doctoral astablishment
Smart person
A person who sells herbs to be used as medicine is typically called an herbalist or a herbal practitioner.
In the US, they are called a pharmacist. In Great Britain, a chemist.
I think you call it a medicine tester
mobilization
A heck of a lot smarter than you or I.