What to Know and Do About Possible Nitrosamines in Medication

Ongoing investigation of several potentially cancer-causing substances, called nitrosamines, recently found in blood pressure, heartburn, acid reflux medications

  •  Some drugs – including angiotensin II receptor blockers (ARBs), ranitidine, and nizatidine – have been recalled because of nitrosamine impurities
  • Patients need to talk to their health care professional, as risks of stopping medicine may outweigh the potential risk of exposure to nitrosamines
  • Nitrosamines not expected to cause harm when ingested at low levels


Image credit: FDA