Considering that experimental drugs, by the time they approved for human trials in the US, have already been tested on animals and/or people of the third world, I wouldn’t worry much about safety. But if your best source of medical advice is me here in the cr, you should probably pass.
Um, since it involves injections, I’m going to say, flat-out, no. I won’t let anyone stick a needle into me for even a million dollars! (Well, maybe a billion….) (Well, if it’s to save me from an actual C”V life-threatening illness that I’d actually be at risk of contracting….)