tablet-yellow

Tetramethylthionine Chloride (Methylene Blue, Urolene Blue)

Anesthesia Implications

Clinically reviewed by anesthesia providers · Updated

Classification:
Monoamine Oxidase Inhibitor (MAOI)
Therapeutic Effects:
Injectable dye, Vasoconstriction
Primary Considerations:

This drug is most often used as a dye to detect damage to unintended (usually urinary) structures during surgery. Methylene blue is also used to fill the ETT cuff. This allows early detection of a...

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