Lactulose May Increase Intestinal Hydrogen for Carbon Monoxide Poisoning
Oral administration of lactulose: a novel therapy for acute carbon monoxide poisoning via increasing intestinal hydrogen production
Research hubs: Brain & Nervous System · Respiratory System
- Evidence type
- Review or commentary
- Authors
- Dan-Feng Fan, Hui-Jun Hu, Xue-Jun Sun, Xiang-En Meng, Yu Zhang, Shu-Yi Pan
- Journal
- Undersea and Hyperbaric Medicine
- Year
- 2016
- Study Type
- clinical
- Delivery
- mixed
- Peer Reviewed
- Yes
- Country
- China
TL;DR
Scientists found that giving people a common sugar called lactulose by mouth might help treat carbon monoxide poisoning by making beneficial gut bacteria produce hydrogen, which acts like a cleanup crew to get rid of harmful molecules that damage the brain.
Key Finding
Researchers hypothesize that oral lactulose could be a novel treatment for acute carbon monoxide poisoning by stimulating intestinal bacteria to produce hydrogen gas, which may reduce oxidative damage to the nervous system.
Summary
This study proposes that lactulose, a type of sugar that cannot be digested by the human body, might help treat carbon monoxide poisoning. The researchers suggest that when lactulose reaches the intestines, certain bacteria there could break it down to produce hydrogen gas, which may protect nerve cells by reducing harmful molecules called free radicals that form during CO poisoning.
Practical Takeaway
This is a theoretical proposal based on existing research about hydrogen's antioxidant properties—actual human testing has not yet been conducted. The study presents an interesting idea but provides no clinical evidence that lactulose would work in real CO poisoning cases. Much more research, including human trials, would be needed before this could be considered a viable treatment.
Abstract (excerpt)
It has been known that the pathophysiology of carbon monoxide (CO) poisoning is related to hypoxia, the increased production of reactive oxygen species (ROS) and oxidative stress. Studies have shown that the novel, safe and effective free radical scavenger, hydrogen, has neuroprotective effects…