NORTHEAST WISCONSIN REGIONAL HAZMAT TEAM

Methylene Blue

 

Description:

Dark blue crystalline powder in solution with water or alcohol.  Used in in the treatment of methemoglobin toxicity.  Acts as reducing agent to convert iron in methemoglobin from Fe +++ to Fe++, regenerating normal hemoglobin.

 

Indications:

Treatment of severe symptomatic methemoglobinemia.

 

Contraindications:

Cyanide poisoning is a contraindication to use.

 

Adverse Effects:

Nausea, vomiting, abdominal and chest pain, headache, dizziness, confusion, dyspnea, hypertension.

 

Dosage:

7ml ( 0.1ml/kg of 1% soln ) IV over 2-3 minutes with NaCl running at 200-300ml/hr.  May repeat in 10 minutes if not improved.

 

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