Economics Powerpoint Presentation On Pharmaceuticals?

please suggest me some matter to put in the first couple of pages in pharmaceutical industry ppt as introduction..i dont know much topic related to economics..this is the 1st presentation..the supoints given to us are
Market size
Research n development
Market leader
key medicines
trade unions
n stocks related
we’d be talking on each of the subpoints so apart from these i want some matter for the basic intro of pharmaceutical industry in economics..thanks..pls help