Thanks for posting that link. Hopefully an effective drug against brain issues can be developed for delivery via nasal spray.
It really makes me think that maybe people should just try dissolving this or drug in water, make it strong and stick it into the nose.
Also, nanotechnology in the medicinal field is enhancing and is a way around BBB. I believe currently blocked medications will likely be able to bypass BBB in the near future via nanotechnology application. Hopefully, FDA allows approval in a quick manner given the situation.
"In a new study, a research group describes their development of a new antibody design that increases brain uptake of antibodies almost 100-fold:https://www.sciencedaily.com/releases/2017/01/170116091434.htm "