News

New evidence for memantine and benperidol (including a thorough QT study, review of case reports, and drug label changes) does not indicate that memantine or benperidol are associated with QT prolongation under normal conditions of use. Therefore these two drugs have been removed from the Possible Risk of Torsades de pointes (TdP) category.  Also, diltiazem has been added to the Conditional Risk of TdP category.