World’s first drug to regrow teeth enters clinical trials
World’s first drug to regrow teeth enters clinical trials

globalnews.ca
World’s 1st drug to regrow teeth enters clinical trials - National | Globalnews.ca

There is a discussion on Hacker News, but feel free to comment here as well.
Sucks that the timeline for approval is 2030. Cause if this works, that’s going to change so much (assuming it’s even slightly accessible)