How to Pronounce Naloxone
Definition, meaning, and phonetic spelling
Naloxone Pronunciation
na-LOK-sohn
Stressed syllable in ALL CAPS · hyphens separate syllables
Syllable Breakdown
na
LOK
stress here
sohn
3 syllables
What is Naloxone?
A fast-acting medication that rapidly reverses opioid overdose by blocking opioid receptors in the brain, restoring normal breathing within minutes; sold under the brand name Narcan.
Questions About Naloxone
How do you pronounce naloxone?
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Naloxone is pronounced nah-LOK-sohn. The stress falls on the middle syllable (LOK), which you say a bit louder and longer than the others. Think of it like "nah" (rhymes with "spa"), then "LOCK" (like the word lock), then "sohn" (like the name John).
What are the syllables in naloxone?
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Naloxone breaks into four syllables: nal-ox-one. When you say it out loud, it's na-LOK-sohn, with the second syllable getting the stress and emphasis.
What is the most common mispronunciation of naloxone?
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Many people stress the first syllable and say NAL-ox-sohn, but that's incorrect. The stress belongs on the middle syllable—say it as nah-LOK-sohn instead. Another common mistake is saying it too fast and blending the syllables together, so take time to separate each part clearly.
Is there a shorter way to say or write naloxone?
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Naloxone doesn't have a common abbreviation in everyday speech, though it's sometimes referred to by its brand name Narcan (pronounced NAR-can). In medical writing, you might see it abbreviated as NLX, but naloxone is the standard way to say and write the full word.
What does naloxone mean in plain English?
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Naloxone is a medication that works by blocking opioid effects in the brain. In everyday terms, it's used to quickly reverse the effects of certain drugs, but the word itself simply refers to this specific chemical compound.
Where does the word naloxone come from?
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Naloxone is a created medical word built from smaller parts: "nal-" relates to nalorphine (an older opioid-blocking drug), and "-oxone" is a suffix used for certain medications. It's not based on Greek or Latin roots like many medical terms, but rather constructed in a lab and named by scientists.
Can you use naloxone in a sentence?
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Sure! Here's an example: "The emergency room staff kept naloxone available because it works very quickly." Or: "Naloxone is pronounced nah-LOK-sohn, with stress on the second syllable."
What other medical words are related to naloxone?
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Naltrexone (pronounced nal-TREKS-ohn) is a related medication with a similar name and function. Both words start with "nal-" because they belong to the same family of opioid-blocking drugs. The difference is in what comes after: "oxone" versus "trexone."

