At least in some states you can buy a form of insulin over the counter. It is an older formulation and apparently it is not the easiest thing to DYI figure out the correct dose. NPR had a report on it a while back. <a href="http:&#x2F;&#x2F;www.npr.org&#x2F;sections&#x2F;health-shots&#x2F;2015&#x2F;12&#x2F;14&#x2F;459047328&#x2F;you-can-buy-insulin-without-a-prescription-but-should-you" rel="nofollow">http:&#x2F;&#x2F;www.npr.org&#x2F;sections&#x2F;health-shots&#x2F;2015&#x2F;12&#x2F;14&#x2F;45904732...</a>