A new treatment to quickly remove synthetic opioids from the body

A Therapeutic Agent to Lower the Level of Synthetic Opioids in the Body

NIH-funded research Clear Scientific, LLC · NIH-10912013

This study is testing a new treatment called CS-1103 that helps quickly remove dangerous synthetic opioids like fentanyl from the body, aiming to provide a single dose that can restore normal breathing and keep people safe after an overdose.

Quick facts

Grant typeNIH-funded research
Study typeNIH-funded research
Funding institutionClear Scientific, LLC NIH-funded
Lab location1 site (Cambridge, United States)
Project IDNIH-10912013 on NIH RePORTER

What this research studies

This research focuses on developing a therapeutic agent, CS-1103, that can rapidly deactivate and eliminate synthetic opioids like fentanyl from the body. Unlike naloxone, which only temporarily blocks opioid receptors, CS-1103 binds to fentanyl in the bloodstream and enhances its clearance through urine, effectively reversing its life-threatening effects. The goal is to provide a single-dose treatment that restores normal breathing and prevents the risk of renarcotization, which can occur after overdose. The research has shown promising results in animal models, demonstrating quick recovery from opioid effects.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals at risk of opioid overdose, including those with opioid use disorder or those who have been prescribed synthetic opioids.

Not a fit: Patients who are not using synthetic opioids or who do not have a history of opioid use disorder may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a life-saving treatment for individuals experiencing opioid overdoses, significantly reducing mortality rates.

How similar studies have performed: While naloxone has been widely used, this approach with CS-1103 is novel and aims to address limitations of existing treatments, making it a potentially groundbreaking advancement.

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.
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.