Naloxone hydrochloride 4 mg in 0.25 mL Nasal Spray
RxNorm 2637879 NDC Crossover

The following National Drug Codes (NDCs) are directly associated with the clinical concept for Naloxone hydrochloride 4 mg in 0.25 mL Nasal Spray (RxCUI 2637879). This crossover tool provides a verified mapping between standardized RxNorm clinical drug definitions and the specific manufactured products listed in the FDA NDC directory.

Healthcare professionals, pharmacists, and data analysts use this list to identify various brand names, labelers, and commercial packaging variations linked to this semantic clinical drug concept. Each entry below represents a commercial product that fulfills the requirements of this specific clinical identifier.