Here's a list of organizations that help animals....some can help more than others, or you can do a fundraiser like Go Fund Me or YouCaring.com if you have friends on Facebook/Twitter, etc. that might be willing to help, but the getting started supplies shouldn't be more than about $50-$60
The real cost upfront is the insulin, and if you're on Lantus or Levemir, we have a great pharmacy in Canada a lot of us are buying from. That information is located HERE