From a USA Today online article:

In people with Type 1 diabetes, the pancreas can’t make insulin. Those with the condition require several doses of insulin a day and spent $5,705 per person on it in 2016, an increase of $2,841, or 99%, per person since 2012, according to the nonprofit Health Care Cost Institute.

(Podcast interview “This Weekend With Gordon Deal”, 12-14-19)

Costs continue to rise, so much so that almost half of people with diabetes have temporarily skipped taking their insulin, according to a 2018 survey by UpWell Health, a Salt Lake City company that provides home delivery of medications and supplies for chronic conditions.

“Insulin prices doubled in a four-year period,” said Cathy Paessun, the director of the Central Ohio Diabetes Association. “They continue to go up, and the infuriating thing is that there is no change in the process for creating the product.”

To read article: https://www.usatoday.com/story/news/health/2019/12/09/insulin-prices-double-ohio-lawmakers-looking-answers/2629115001/