It’s little wonder that prescription programs and insurance that covers prescription costs is such a big deal today. While a good deal of research time and money goes into developing some of the most groundbreaking medicines humans have ever had access to, many people wonder where these price tags come from. Are some of these pharmaceutical companies price gouging because they can, or are they making modest profit margins after all the research funds have been taken into account? Regardless of the profit margins, here’s a list of the most expensive prescription drugs available today.