How to Use Narcan Nasal Spray March 29, 2023 Uncategorized This post was originally published on this site By The New York Times •March 29, 2023 Narcan, a naloxone nasal spray, is now approved for over-the-counter sales and should be widely available by late summer. Experts say that these sprays can swiftly reverse an opioid overdose and are easy to use. Here’s how.