A new implant tested in animals reverses drug overdoses

Naloxone has saved thousands of lives by reversing opioid overdoses. But its success hinges on someone being nearby who can administer the drug quickly (SN: 5/3/24). Many people are alone when they overdose.

A new implant could someday address that problem. Inserted under the skin and run by a battery, the device can detect an overdose’s onset and release naloxone directly into the bloodstream, while simultaneously alerting first responders, researchers reported October 23 in Science Advances. The device, called the Naloximeter, has been tested only in animals. 

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