FDA LOGO BLUE The Agency is urging manufacturers to stop marketing OTC oral drug products containing benzocaine for teething to this patient population. Over-the-counter (OTC) oral products containing ...

The reduction in the oxygen-carrying capacity of hemoglobin (Hb) in methemoglobinemia patients is due to the conversion of some or all of the four iron species being reduced from the ferrous [Fe 2+] ...

A report published in the New England Journal of Medicine describes the case of a 25-year-old woman who developed methemoglobinemia following the use of topical benzocaine. According to clinicians ...

Thirty cases of methemoglobinemia secondary to bismuth subnitrate, ammonium nitrate and nitrates in well water have been reported. The case reported below followed the ingestion of bismuth subnitrate ...

Feb. 13, 2006 — The US Food and Drug Administration (FDA) has issued a health advisory to warn healthcare professionals of the risk for methemoglobinemia associated with use of benzocaine sprays in ...

Cyanosis in the newborn can be due to methemoglobinemia, an intra-erythrocytic hemoglobin abnormality. Methemoglobinemia is the presence of a higher than normal level of methemoglobin (MetHb) ferric ...

A woman who took medicine to treat a toothache was hospitalized after she came down with a potentially deadly condition that turned her blood a blackish colour. The unnamed 25-year-old woman visited ...