Demo Dose® Narcn Multi-Dose Vial - 10 ml (0.4 mg/ml) by LifeForm $0.00 pn01058 Demo Dose® Narcn Multi-Dose Vial - 10 ml (0.4 mg/ml) / PN01058 / Cart Title Demo Dose® Narcn Multi-Dose Vial - 10 ml (0.4 mg/ml) Product ID PN01058 CheckoutType Cart Add to cart Use in scenarios that involve narcotic depression or for the diagnosis of suspected acute opioid overdosage. Contains distilled water. For instructional use only. Not for human or animal use.