A Bloomberg news report about a DRX (Connecture Inc.) analysis of 3,000 brand-name drugs from Dec 2014 to Jan 2015 shows that half of them had their prices increased. 1,100 rose above 10%. The highest rise was Alcortin A (steroid-antibiotic gel) which rose by 1,860%.
“A survey of about 3,000 brand-name prescription drugs found that prices more than doubled for 60 and at least quadrupled for 20 since December 2014”
Langreth, R., & Spalding, R. (2016, February). Shkreli Was Right: Everyone’s Hiking Drug Prices. Bloomberg. Retrieved from http://www.bloomberg.com/news/articles/2016-02-02/shkreli-not-alone-in-drug-price-spikes-as-skin-gel-soars-1-860