Narcan is the brand name for the medication naloxone, which is used to reverse the effects of opioids and can completely or partially reverse an overdose.
No, Narcan cannot be used to get a person high. If given to a person who hasn’t taken opioids, it won’t have any effect on him or her, since there is no opioid overdose to reverse.
No. It isn’t possible to overdose on Narcan. If a large dose is given to a person with opioids in their system, they may experience symptoms of withdrawal.