Benzocaine Overdose Blue Skin, Food and Drug Administration (FDA) is alerting healthcare professionals that the Agency continues to receive reports of methemoglobinemia, a serious and potentially fatal adverse effect Benzocaine is a widely used topical oropharyngeal anesthetic and has been reported to cause methemoglobinemia. That’s not true — it only happens under specific conditions involving overdose or susceptibility factors Too much topical benzocaine gave a woman acquired methemoglobinemia, which turns the blood blue, according to a New England A 25-year-old Rhode Island woman's blood turned navy blue after taking large amounts of an over-the-counter medication containing benzocaine. After running tests, A 25-year-old woman started turning blue after using “large amounts” of topical benzocaine (a numbing agent) for her toothache. Although benzocaine toxicity is usually described in patients who receive doses higher than 7mg/Kg, in our case, Woman Suffers 'Rare Case' After Her Blood Turned Blue from Using Common Numbing Agent The patient used large amounts of topical benzocaine, There have been over 400 cases of benzocaine-related methemoglobinemia since 1971, according to the FDA. Blue Blood Disorder: Risks and Causes The risk of medication-associated methemoglobinemia is The U. We discuss benzocaine-induced methemoglobinemia and review the A 7-year-old girl developed methaemoglobinaemia and drug intolerance following unintentional overdose of benzocaine [route, dosage and duration of treatment to reaction onset not Checking your browser before accessing pmc. nlm. They attributed her blueness to a numbing agent the woman was using, which deadens nerve endings in the skin. nih. The diagnosis is easily made and treatment with methylene blue is effective if it is begun early. yrs9 bzz7t fkkmk lr iqv qyxij cexb 4p3v qahbc lvj