Sorry, I'm busy at the moment https://www.casadeadoracao.com.br/index.php/medunachezcom-bac9.pdf#steadily mychart.wakemed.org  Retirees spent $92.8 billion on prescription drugs in 2010. The majority of this money (68 percent) was paid for just five types of medications that cost Medicare beneficiaries age 65 and older $63.4 billion, according to a recent analysis by the Agency for Healthcare Research and Quality. Here are the five most expensive types of medications retirees use: