How many top medical researchers found dead in past 5 years?

Dead Scientists 2004-2015

https:// www.stevequayle.com/?s=146

HOLISTIC DOCTOR DEATHS

https:// www.healthnutnews.com/category/holistic-doctor-deaths/

When does big pharma make money?

pharmaceutical companies have patents on drugs (typically for the ingredient, but could be for manufacturing processes)

https:// www.quora.com/How-do-pharmaceutical-companies-make-money