The recent furor over the drug company Mylan jacking up the price of lifesaving EpiPens has brought out the biohackers. A team of DIY enthusiasts calling themselves Four Thieves Vinegar have published plans that will allow anyone to build a device to self-inject epinephrine on the cheap.
https://www.technologyreview.com/s/602422/it-costs-30-to-make-a-diy-epipen-and-heres-the-proof/
https://www.technologyreview.com/s/602422/it-costs-30-to-make-a-diy-epipen-and-heres-the-proof/