The question is very difficult to answer. For Q11 u can refer to mr tham's presentation. It is available in I drive under Dr Rajinikhan folder. The next question still in progress....
This is another case of failed pharmaceutical marketing:
Exubera (inhaled insulin by Pfizer, introduced at mid-2006 but pulled out of market during 2007)
Here you can find some info about panadol and how they market panadol. For example, introduce diff dosage from and so on...
Here is another link for panadol....