The Medical Letter on Drugs and Therapeutics
FROM
ISSUE
1509
Subscribers: Log in to read full issue.  Not a subscriber?  Subscribe or purchase issue.
In Brief: PPIs and Torsades de Pointes
11/29/2016: The first sentence of the second paragraph has been reworded.

The Arizona Center for Education and Research on Therapeutics (AZCERT) has recently added the proton pump inhibitors (PPIs) omeprazole (Prilosec, and others), esomeprazole (Nexium, and others), lansoprazole (Prevacid, and others), and pantoprazole (Protonix, and generics) to its lists of Drugs with Conditional Risk of Torsades de Pointes (TdP) and Drugs to Avoid in Patients with Congenital Long QT Syndrome.1

PPIs do not directly cause prolongation of the QT interval, but they have been associated with hypomagnesemia, which is often accompanied by hypocalcemia and hypokalemia and can result in cardiac repolarization disturbances such as QT interval prolongation.2 Reports have described cases of QT interval prolongation and TdP associated with severe PPI-induced hypomagnesemia.3,4 TdP has also ... more      

The Medical Letter is a subscriber-funded nonprofit organization that publishes critical appraisals of new prescription drugs and comparative reviews of drugs for common diseases.

Would you like to read the rest of this issue?  Gain access below.

Subscribe
Subscriptions to The Medical Letter on Drugs and Therapeutics include:
  • Print version published and mailed biweekly (26 issues/year)
  • Unlimited online access to current and past issues (1988 - present)
  • Mobile App for iOS, Android, and Kindle Fire
  • FREE online per issue CME/CE
Purchase this issue:
Title: Issue 1509
 Downloadable, electronic issue - $45


Gain access through your organization
Ask your librarian to consider an Institutional Subscription to The Medical Letter.
Recommend to your librarian