Using cold to trigger local anesthesia for pain relief

Cold triggered Local Anesthesia for Pain Management

NIH-funded research University of Alabama in Tuscaloosa · NIH-10870079

This study is exploring a new way to manage pain using a special anesthetic that works better when it's cooled down, so patients can get relief from pain safely and effectively whenever they need it.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Alabama in Tuscaloosa NIH-funded
Lab location1 site (Tuscaloosa, United States)
Project IDNIH-10870079 on NIH RePORTER

What this research studies

This research investigates a novel approach to local anesthesia that can be activated on demand using cold temperatures. By combining a potent anesthetic called tetrodotoxin with cold therapy and specialized polymers, the goal is to create a system that allows for precise pain management without the drawbacks of current methods. Patients may receive an initial injection, and subsequent pain relief can be triggered by applying cold, making it a potentially safer and more effective option for pain control. This method aims to enhance the duration and effectiveness of pain relief while minimizing side effects.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals undergoing procedures that require localized pain relief.

Not a fit: Patients who do not require local anesthesia or have contraindications to tetrodotoxin may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide patients with a more effective and controllable method of pain management.

How similar studies have performed: While there have been successful studies on light and ultrasound-triggered anesthesia, the cold-triggered approach is relatively novel and untested.

Where this research is happening

Tuscaloosa, 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.