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.
While you shouldn't use a discolored EpiPen, an expired injection may be better than nothing, he said Actually, most EpiPens that are expired won't have that discoloration. And so you should really just rely upon the expiration date. FOX25 found a recent Consumer Reports study that tested 35-injectors two years past their expiration date.