How would single payer healthcare in the US impact pharma? A pricing perspective

How would single payer healthcare in the US impact pharma? A pricing perspective

Source: 
Pharmaforum
snippet: 

The US healthcare system is the most complicated amongst advanced industrialized countries.

Health care provision is made up of a patchwork of fragmented programs that are both publicly and privately funded and not universally accessible.

In 2010, the Patient Protection and Affordable Care Act was created to help increase the coverage of healthcare for Americans, but there are still over 35 million people without.