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Precautions and Warnings With Naltrexone

Who Should Not Take Naltrexone?

You should not take naltrexone if you:
  • Are using opioid (narcotic) medications or opioid street drugs like heroin.
  • Are dependent on opioids (your healthcare provider may check for this with a test called a naloxone challenge test).
  • Are having opioid withdrawal symptoms.
  • Have opioids in your urine (your healthcare provider may order a urine test) or have opioid withdrawal symptoms after a challenge test.
  • Are allergic to Revia, naltrexone, or any of the inactive components used to make the medication. Your healthcare provider or pharmacist has a list of the inactive ingredients.

Final Thoughts

There are a number of situations in which naltrexone should not be used, along with several safety concerns people should be aware of before beginning treatment. However, it is possible that not all of these issues were discussed in this article. Therefore, you should talk with your healthcare provider about the specific warnings and precautions with naltrexone that may apply to you.
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Naltrexone Medication Information

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