[Herodotus38]

Hello, I would be interested if you could give evidence that methylene blue "works great" for carbon monoxide poisoning in humans.

It is not the standard of care in any guidelines I can find from any country. There is a paper from 2018 out of china showing some benefit in a rat model: https://onlinelibrary.wiley.com/doi/10.1111/bcpt.12940