The world's most expensive medicine costs $1 million and has been used just once

REUTERS/Lucy Nicholson The most expensive drug in history is a money loser that’s not reaching patients. In fact, it’s only been paid for and used commercially once since being approved in 2012. The medication in question is alipogene tiparvovec, better known as Glybera, a medicine widely heralded as the “first gene therapy” in the Western world and whose approval helped ignite an explosion of investment and excitement around treatments that correct DNA. But when the Berlin physician E...