Developments in R&D Expenditures. R&D expenditures have increased by about eight.five per cent each year more than roughly the previous 10 years.29 The rise in typical R&D expenses could possibly replicate variations within the kinds of prescription drugs getting created or in the number of medicine in costly medical trials. 1 https://pharmaceutical-research89901.blogsumer.com/29520958/not-known-facts-about-pharmaceutical-research