Pros:

► It is easier to shine and advance at small pharmaceutical companies

► Small scale industries become big pharmaceutical companies very rapidly

► Small companies offer stock options as incentive to stay with them long-term

► Often smaller companies are sell out to larger companies, and the original stockholders get wealthy

Cons:

► For entertaining clients, small pharmaceutical companies do not provide significant expenses

► Territories are bigger, and you have to drive more instead of working in a limited territory