Generality
Naloxone is a drug of synthetic origin pure antagonist of the μ-opioid receptors. Thanks to this characteristic, naloxone is used as an antidote in case of opioid overdose (such as morphine, heroin, methadone, pentazocine, codeine, etc.).
Naloxone - Chemical Structure
It is available in pharmaceutical formulations suitable for oral administration for adults and children.