Not sure if this was posted before, but Cypress Bioscience has a new product for the FDA to take a look at-
http://www.cypressbio.com/pdfs/Staccato-Nicotine-overview_FINAL_01-21-11.pdf
http://www.cypressbio.com/pdfs/Staccato-Nicotine-overview_FINAL_01-21-11.pdf