Drug news
Orexo AB regains US marketing rights to Abstral
Orexo AB have regained from 1 January 2013 US rights to market Abstral (fentanyl citrate sublingual) from Kyowa Hakko Kirin/ProStraken. The emphasis in marketing in the US will now be on pain specialists and not oncologists. ProStraken is a company focused on oncology. Abstral will be followed in the US by OX 219, a treatment for opioid dependence. OX 219 is a sublingual formulation of already marketed buprenorphine/naloxone. Orexo hopes to file for
OX 219 in the US in 2013. ProStraken will now have exclusive marketing rights to Abstral in Europe including the Nordic regions. Kyowa Hakko Kirin will continue to develop Abstral in Japan. Competitor in the US will be buccal Fentora from Cephalon.