Date:
April 18, 2022
Issue #:
1648
Summary:
The FDA has approved a higher-dose injectable
formulation of the opioid antagonist naloxone
(Zimhi – Adamis) for emergency treatment of opioid
overdose. A single IM or SC injection of the new
formulation delivers 5 mg of naloxone; injectable
formulations that deliver 0.4 mg or 2 mg of the drug
have been available for years. Naloxone is also
available in intranasal formulations for the same
indication (see Table 1).
formulation of the opioid antagonist naloxone
(Zimhi – Adamis) for emergency treatment of opioid
overdose. A single IM or SC injection of the new
formulation delivers 5 mg of naloxone; injectable
formulations that deliver 0.4 mg or 2 mg of the drug
have been available for years. Naloxone is also
available in intranasal formulations for the same
indication (see Table 1).