Naloxone, the active ingredient in NARCAN® Nasal Spray, competes with opioids to bind with the same receptors in the brain, reversing the effects of an opioid overdose in 2 to 3 minutes.

Jul 11, 2024 · Narcan nasal spray (naloxone) is an over-the-counter medicine used to treat an opioid overdose emergency, Narcan works by rapidly reversing the opioid's effects.

Naloxone, sold under the brand name Narcan among others, is an opioid antagonist, a medication used to reverse or reduce the effects of opioids. [14] For example, it is used to restore …

May 2, 2024 · Naloxone, for example Narcan®, is a medicine that can help people who are overdosing on an opioid. Opioids include prescription medications, heroin, and fentanyl.

Sep 28, 2023 · Narcan is used for emergency treatment of opioid overdose. It’s an opioid antagonist, which means it works by blocking certain receptors (attachment sites) in your body …

Jul 3, 2025 · Narcan (naloxone) is an over-the-counter (OTC) medication that treats opioid overdose. Its mechanism of action is to quickly block opioids in your system.

Jan 11, 2022 · Prepackaged Nasal Spray (generic naloxone, Narcan®, Kloxxado®), developed as a result of NIDA-funded research, is an FDA-approved prefilled, needle-free device that …

Narcan® and Kloxxado® are prefilled nasal sprays. Narcan® is also available in a generic formulation. Each device contains a single dose of naloxone that cannot be reused. When …

Sep 11, 2024 · Naloxone – also known as Narcan – is a medication that can reverse the effects of an opioid overdose. This includes heroin, fentanyl, and some types of painkillers.

May 30, 2025 · Learn what Narcan (naloxone) is, how it reverses opioid overdoses, where to get it, and how to use it safely with support from QuickMD