Teva Has Nasal Naloxone Nod For First US Narcan Rival
Teva has received FDA approval for the first US generic naloxone nasal spray after a 30-month stay linked to ongoing patent litigation expired. Launch plans have not yet been revealed. Meanwhile, the Israeli firm has also introduced the first generic version of VESIcare in the US.
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Adapt Pharma parent company Emergent BioSolutions has revealed plans to defend its Narcan nasal naloxone brand against potential generic competition in the US, including through an authorized generic deal with a major generics firm, as it awaits the outcome of litigation with Teva.
Adamis has announced receiving FDA approval for Zimhi, its high-dose naloxone hydrochloride for injection, indicated for the treatment of opioid overdose. The company has partnered with US WorldMeds to market Zimhi by the first quarter of 2022.
Teva has won a US district court victory invalidating four patents protecting the Narcan naloxone nasal spray. However, despite holding FDA approval for a generic, the Israeli firm believes the battle is far from over.