New treatment to reverse opioid overdose

Novel Therapeutic Agents to Reverse Opioid Overdose

NIH-funded research Clear Scientific, LLC · NIH-10492707

This study is testing a new injection called CS-1103 that aims to quickly reverse the effects of fentanyl overdoses, offering a potentially better option than the usual treatment, naloxone, for people who might need help in an emergency.

Quick facts

Grant typeSbir 2 grant
Study typeNIH-funded research
Funding institutionClear Scientific, LLC NIH-funded
Lab location1 site (Cambridge, United States)
Project IDNIH-10492707 on NIH RePORTER

What this research studies

This research focuses on developing a new medication, CS-1103, that can quickly reverse the effects of fentanyl and its analogues, which are increasingly responsible for overdose deaths. Unlike naloxone, which is commonly used but less effective against fentanyl, CS-1103 works by binding to the drug in the bloodstream and helping to eliminate it from the body more rapidly. The goal is to create a formulation that can be administered via injection in emergency situations, providing a potentially life-saving option for individuals experiencing an opioid overdose. The research aims to optimize the dosage and formulation for effective use in real-world scenarios.

Who could benefit from this research

Good fit: Ideal candidates for this research include individuals at risk of opioid overdose, particularly those using fentanyl or its analogues.

Not a fit: Patients who do not use opioids or are not at risk of overdose may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a more effective treatment option for reversing opioid overdoses, potentially saving countless lives.

How similar studies have performed: While naloxone has been widely used, this approach with CS-1103 represents a novel method that has not yet been tested in clinical settings.

Where this research is happening

Cambridge, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Conditions Centers for Disease Control and Prevention (U.S.)Centers for Disease ControlCenters for Disease Control and PreventionUnited States Centers for Disease Control
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.