Clinical reference
Antidote · Antidote, drug-induced methemoglobinemia, and cyanide toxicity · Emergency Medicine, Toxicology, Critical Care, Pediatrics
Methylene blue is an antidote used for drug-induced methemoglobinemia and cyanide toxicity. Formulations: Injection 10 mg/mL (1%) (10 mL); Intravenous solution (ProvayBlue) 50 mg/10 mL (2, 10 mL). At high doses, may cause methemoglobinemia. Avoid subcutaneous or intrathecal routes of administration. Use with caution in G6PD deficiency or renal insufficien…