Rx Naloxone Marketer's OTC Switch Proposal For Nasal Spray Gets Priority Review From FDA
Executive Summary
Emergent BioSolutions’ announcement of FDA accepting sNDA for an OTC 4-mg naloxone nasal spray marks another recent step in agency’s response under Commissioner Califf to Capitol Hill pressure to expand availability of topioid antagonist to help curb opioid overdose death epidemic.
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Sponsor Emergent revealed single-panel display of instructions at February advisory panel without testing in OTC human factors study. While different naloxone formulations and dosages will remain Rx-only, other Rx 4-mg nasal sprays, available through abbreviated NDAs as generics of Narcan, must transition to OTC, FDA says.
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