Methylene blue: Difference between revisions

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'''Methylene blue''' or '''methylthioninium chloride''' (MB) is a medication and dye that also functions as an [[antioxidant]].<ref name="CHEBI">{{Cite web|url=https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:6872|title=Methylene blue (CHEBI:6872)|last=|first=|authorlink=|last2=|first2=|authorlink2=|date=|website=Chemical Entities of Biological Interest|archive-url=|archive-date=|dead-url=|access-date=2020-11-29}}</ref><ref>{{Cite web|url=https://www.drugs.com/monograph/methylene-blue.html|title=Methylene Blue Monograph for Professionals|last=American Society of Health-System Pharmacists|first=|authorlink=|last2=|first2=|authorlink2=|date=|website=Drugs.com|language=en|archive-url=|archive-date=|dead-url=|access-date=2020-11-29}}</ref><ref>{{Cite web|url=https://go.drugbank.com/drugs/DB09241|title=Methylene blue|website=go.drugbank.com|access-date=2020-11-29}}</ref> It is used sublingually by some [[ME/CFS]] patients.
'''Methylene blue''' or '''methylthioninium chloride''' (MB) is a medication and dye that also functions as an [[antioxidant]].<ref name="CHEBI">{{Cite web|url=https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:6872 | title = Methylene blue (CHEBI:6872) | last = | first = | authorlink = | date = | website = Chemical Entities of Biological Interest|archive-url=|archive-date=|url-status=|access-date=2020-11-29}}</ref><ref name=":0">{{Cite web|url=https://www.drugs.com/monograph/methylene-blue.html | title = Methylene Blue Monograph for Professionals | last = American Society of Health-System Pharmacists | first = | authorlink = | date = | website = Drugs.com|language=en|archive-url=|archive-date=|url-status=|access-date=2020-11-29}}</ref><ref>{{Cite web|url=https://go.drugbank.com/drugs/DB09241 | title = Methylene blue|website=go.drugbank.com|access-date=2020-11-29}}</ref>  


==Theory ==
==Theory ==
Methylene blue is claimed to lead to better oxygenation of tissues, [[Mitochondria|mitochondrial]] protection and recovery, improved memory and [[cognitive dysfunction|cognition]].
Methylene blue is claimed to lead to better oxygenation of tissues, [[Mitochondria|mitochondrial]] protection and recovery, improved memory and [[cognitive dysfunction|cognition]]. It is used sublingually by some [[ME/CFS]] patients.
==Evidence==
==Evidence==
No clinical trials of methylene blue have been conducted in ME/CFS patients.


==Clinicians==
==Clinicians==


==Risks and safety==
==Risks and safety==
Serotonin syndrome  
Serotonin syndrome and a number of other serious side effects may result from the use of methylene blue. It also turns skin and mucosa a bluish color and urine a greenish blue color.<ref name=":0" /><ref>{{Cite journal | last = Ginimuge | first = Prashant R. | last2 = Jyothi | first2 = S.D. | date = 2010 | title=Methylene Blue: Revisited | url =https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3087269/|journal=Journal of Anaesthesiology, Clinical Pharmacology|volume=26|issue=4 | pages = 517–520|issn=0970-9185|pmc=3087269|pmid=21547182}}</ref>


==Costs and availability==
==Costs and availability==
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*[https://go.drugbank.com/drugs/DB09241 Methylene blue] - drugbank.ca  
*[https://go.drugbank.com/drugs/DB09241 Methylene blue] - drugbank.ca  
*[https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:6872 Methylene blue] - Chemical Entities of Biological Interest (ChEBI)
*[https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:6872 Methylene blue] - Chemical Entities of Biological Interest (ChEBI)
*[https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3087269/ Methylene blue: Revisited]- Journal of Anaesthesiology, Clinical Pharmacology
==References ==
==References ==
{{Reflist}}
{{Reflist}}

Latest revision as of 18:26, April 2, 2023

Methylene blue or methylthioninium chloride (MB) is a medication and dye that also functions as an antioxidant.[1][2][3]

Theory[edit | edit source]

Methylene blue is claimed to lead to better oxygenation of tissues, mitochondrial protection and recovery, improved memory and cognition. It is used sublingually by some ME/CFS patients.

Evidence[edit | edit source]

No clinical trials of methylene blue have been conducted in ME/CFS patients.

Clinicians[edit | edit source]

Risks and safety[edit | edit source]

Serotonin syndrome and a number of other serious side effects may result from the use of methylene blue. It also turns skin and mucosa a bluish color and urine a greenish blue color.[2][4]

Costs and availability[edit | edit source]

See also[edit | edit source]

Learn more[edit | edit source]

References[edit | edit source]

  1. "Methylene blue (CHEBI:6872)". Chemical Entities of Biological Interest. Retrieved November 29, 2020.
  2. 2.0 2.1 American Society of Health-System Pharmacists. "Methylene Blue Monograph for Professionals". Drugs.com. Retrieved November 29, 2020.
  3. "Methylene blue". go.drugbank.com. Retrieved November 29, 2020.
  4. Ginimuge, Prashant R.; Jyothi, S.D. (2010). "Methylene Blue: Revisited". Journal of Anaesthesiology, Clinical Pharmacology. 26 (4): 517–520. ISSN 0970-9185. PMC 3087269. PMID 21547182.