There is a lot of research in progress. Suggest you Google - Current Parkinson research and scroll through, as there are too many sites to list here. Tou could also check the Michael J Fox Foundation site.

I have been watching this drug since phase 1. Waiting for its success.

Are there more promising drug than nly01?

If you Google- Neuraly NLY01 trial, you will get the full trial details. They have just started phase 2 of the trial, so a long way to go yet.