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Opioid Overdose Reversal Medication

Opioid overdose reversal medication (Narcan®)

Naloxone (Narcan®) is an emergency overdose reversal medication. When used properly, it can instantly revive someone who is experiencing an overdose until medical help arrives.

Opioids are prescription drugs, such as PercocetTM,SM and OxyContinTM,SM. They are also illegal drugs such as heroin. Opioids are very dangerous when misused.

Anyone in Missouri can legally buy Naloxone at pharmacies such as Walgreen’s, CVS, and Children’s Mercy without a prescription. It is also available free from the National Council on Alcoholism and Drug Abuse.

If you have Naloxone in your home, store it out of the reach of children or pets.

How to avoid opioid overdose


  • Take medicine only if it has been prescribed to you by your doctor.

  • Do not take more medicine than instructed.

  • Call a doctor if your pain gets worse.

  • Never mix pain medicines with alcohol, sleeping pills or any illegal substances.

  • Learn the signs of drug overdose.

  • Learn how to use Naloxone safely.

  • Teach your family and friends how to respond to an overdose.

  • Dispose of unused medication properly.

To learn more, visit the National Institute on Drug Abuse website.


Disclaimer: The content contained herein is meant to promote the general understanding of Naloxone and is for informational purposes only. Such information does not serve as a substitute for a health care professional’s clinical training, experience or judgment. Individuals and their families should not use such information as a substitute for professional medical, therapeutic or health care advice and counseling. No warranty whatsoever, whether express or implied by law, is made with respect to the content.