Hikma announces US FDA approval of KLOXXADOTM (naloxone hydrochloride) nasal spray 8mg Important new option for reversing opioid overdoses News provided by Share this article Share this article LONDON, April 30, 2021 /PRNewswire/ -- Hikma Pharmaceuticals PLC (Hikma), the multinational pharmaceutical company, announces the approval of KLOXXADO TM (naloxone hydrochloride) nasal spray 8mg, by the US Food and Drug Administration (FDA) for the emergency treatment of known or suspected opioid overdose, as manifested by respiratory and/or central nervous system depression, for adult and pediatric...