Naloxone blocks or reverses the effects of opioid medication, including extreme drowsiness, slowed breathing, or loss of consciousness. An opioid is sometimes called a narcotic.
Naloxone is used in an emergency situation to treat a possible opioid overdose in an adult or child.
Naloxone should not be used in place of emergency medical care for an overdose.
Naloxone is also used to help diagnose whether a person has used an overdose of an opioid.
