Nearly three-quarters the public (73%) think costs are 
unreasonable, and place the blame on companies rather than companies, a Kaiser Foundation poll found.
Asked for their views about why are expensive, 77% the public cited drug company profits, while 64% said the cause was the medical research, 54% said the advertising and marketing, and 49% said it was the result against companies.
The survey asked who should pay for - . About 7 in 10 (71%) said should always pay for an expensive new drug recommended by a doctor when no lower- alternative exists, even if it eventually leads to higher premiums for everyone.
About 6 in 10 (58%) said should only pay if an expensive new drug has been proven more effective than existing treatments. Only 17% said patients should be required to cover all or most the themselves.
Just over half (53%) the public believe there is not as much government regulation limiting the price as there should be. Nearly 3 in 10 (28%) say there is about the right amount regulation, and just 12% say there is too much regulation drug prices.
Half those surveyed said they currently take medicine. these, 76% say they find it easy to pay the their medicine, while 21% say it is difficult. That rises to 34% among those with lower incomes.
Because the , 25% those taking medicine say they have not filled prescriptions, skipped doses or taken less than prescribed.
The survey was conducted by phone June 2-9, 2015, among a random sample 1,200 adults. The margin error is 3%.