Peter Attia· MD
Madeleine blue was being available for 120 years plus so methylene blue was grandfather by the FDA so the FDA has not been able to resolve well how they deal with this grandfather drugs being the first synthetic drug available so he was used for many things and I'm gonna go into all of them but malaria was probably the most important one until some Spanish and French explorers in South America discovered from the bark of the tree Queen 9 and then that happening he became the next generation after Madeleine blue nowadays they're bringing back the methylene blue especially in Africa because they're the Plasmodium has become resistant to wings so they are combining it so there's a comeback for methylene blue in that respect so it is used medicinally for that but the FDA never really got to have a saying on it so what you're referring to is what has survived in the what is called the u.s. pharmacopoeia these companions of medications with indications and in the US for my Copiah that indication of methylene blue for methemoglobinemia has survived