Developing a fast-acting antidote for methamphetamine overdose

Clinical Development of a Therapeutic Agent for Rapid Reversal of Methamphetamine Intoxication

NIH-funded research Clear Scientific, LLC · NIH-10907555

This study is testing a new treatment called CS-1103 that helps quickly remove methamphetamine from the body, making it safer for people who have overdosed on the drug, and it's aimed at helping emergency departments handle these situations better.

Quick facts

Grant typeU01 cooperative agreement
Study typeNIH-funded research
Funding institutionClear Scientific, LLC NIH-funded
Lab location1 site (Cambridge, United States)
Project IDNIH-10907555 on NIH RePORTER

What this research studies

This research focuses on creating a new therapeutic agent, CS-1103, designed to rapidly reverse the effects of methamphetamine intoxication. The approach involves a small-molecule sequestrant that binds to methamphetamine in the bloodstream, facilitating its removal from the body through urine. The research aims to complete Phase 1b clinical trials to evaluate the safety and effectiveness of CS-1103 in humans, following promising results in animal studies. This could provide a critical solution for emergency departments dealing with methamphetamine overdoses.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who have experienced acute methamphetamine intoxication and require emergency medical intervention.

Not a fit: Patients who have not used methamphetamine or are not experiencing intoxication will not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a life-saving antidote for individuals experiencing methamphetamine intoxication.

How similar studies have performed: While the approach of using a sequestrant for drug reversal is novel, similar strategies have shown promise in other contexts, indicating potential for success.

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 2026-06-09 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.