Life-threatening anaphylactoid reaction associated with indigo carmine intravenous injection.

Indigo carmine (sodium indigotindisulfonate), a blue dye, has been widely used by surgeons to identify and to examine the urinary tract and is considered biologically inert and extremely safe. We present a case of severe life-threatening anaphylactoid reaction followed by cardiac arrest associated with intravenous indigo carmine injection.

Verapamil: placental transfer and effects on maternal and fetal hemodynamics and atrioventricular conduction in the pregnant ewe.

Verapamil may have application in the field of obstetrics for treatment of maternal and fetal tachyarrhythmias. This study was performed to assess the maternal and fetal hemodynamic effects of this drug, as well as to determine its placental transfer and effects on maternal and fetal atrioventricular conduction in the pregnant ewe. Verapamil, 0.