Medical Editor: Jay W. Marks, MD. A couple of years ago an episode of the popular TV series Grey's Anatomy featured a woman with two uteruses (or uteri). This unusual condition does, in fact, occur as a result of abnormal fetal development.
Currently, EpiPens expire 18 months from date of manufacturing. Facing criticism for the drug's rapidly rising price, Bresch said the company hopes the expiration date can be extended to a minimum of 24 months.
United miles expire after 18 months of inactivity. Any earning or spending of miles counts as activity, so as long as you do that, it will extend the expiration date of your miles another 18 months. And you can extend the expiration as many times as youâd like.