We already have painkillers that are more powerful than morphine. The thrill here seems to be that they come from snail toxins.
This article is lacking in info. and old news to a certain degree. Studies and experimentation have been going on for a decade. The real news is not so much as to the power, but how it works. It, actually, blocks the pain receptor sites, is non-addictive (no high), body doesn’t build tolerance nor have withdrawal, and there are signs it can replace anesthesia in some procedures.