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|Noun||1.||narcotic antagonist - an antagonist used to counteract the effects of narcotics (especially to counteract the depression of respiration)|
antagonist - a drug that neutralizes or counteracts the effects of another drug
Nalline, nalorphine - a narcotic antagonist (trade name Nalline) that counteracts the effects of narcotics (especially the effects of poisoning by morphine)
naloxone, Narcan - a potent narcotic antagonist (trade name Narcan) especially effective with morphine
naltrexone - an oral antagonist against the action of opiates
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