Based upon our analysis of emerging evidence and official drug labeling, the following changes have been made to the lists:
For patients with congenital long QT syndrome (CLQTS), we recommend that drugs appearing on any of the QTdrugs lists should be avoided, unless no other option is feasible. For this reason, nelfinavir and ivabradine will be included on our list of Drugs to be Avoided by Patients with Congenital Long QT Syndrome.
Please try our online My Medicines Forms that screen your medication list to determine if any have risk of causing torsades de pointes or QT prolongation.