Follow up article from Jan 2016: http://motherboard.vice.com/read/the-nasal-spray-that-was-supposed-to-replace-sleep http://motherboard.vice.com/read/the-nasal-

Follow up article from Jan 2016: http://motherboard.vice.com/read/the-nasal-spray-that-was-supposed-to-replace-sleep http://motherboard.vice.com/read/the-nasal-spray-that-was-su... The link above was submitted to HN - comment thread https://news.ycombinator.com/item?id=12511338 https://news.ycombinator.com/item?id=12511338 tl;dr since it's not a lucrative drug for pharmaceutical companies, it's not been developed and tested.