dental health

I'm trying to find out about Lidocaine as a trip to the dentist is looming. I can't seem to find out if the medicine is ethically sourced. Does anyone know if It's okay to have it injected into you. If not is there an alternative? I don't fancy root canal treatment without anaesthetic

A little bit of vegan controversy... oops. Currently I am vegan and have been since April 2014. I am not just a dietary vegan but an ethical one too, so I'm very committed to living this way. But for some (the few, not the many) veganism is not quite the cure-all anticipated, despite the...