some possibly sunny news: experiments with a new fentanyl-derived opioid that acts only as a local analgesic and doesn't cross into the brain, meaning no high,

some possibly sunny news: experiments with a new fentanyl-derived opioid that acts only as a local analgesic and doesn't cross into the brain, meaning no high, non-addictive, and one can't overdose. this is very preliminary (rat experiments) but i'm hopeful: https://arstechnica.com/science/2017/03/tweaking-fentanyls-chemical-structure-may-create-safer-opioid/ https://arstechnica.com/science/2017/03/tweaking-fentanyls-c...